Fix typos identified using codespell

See https://github.com/codespell-project/codespell#readme

The following command was used:

```
codespell -q6 --skip="\
.git,\
*.json,\
./Copyright.txt,\
./Help/command/foreach.rst,\
./Help/prop_test/REQUIRED_FILES.rst,\
./Help/variable/CTEST_COVERAGE_COMMAND.rst,\
./Modules/CMakeCheckCompilerFlagCommonPatterns.cmake,\
./Modules/CMakeRCInformation.cmake,\
./Modules/Internal/CPack/NSIS.template.in,\
./Modules/FindMatlab.cmake,\
./Modules/MatlabTestsRedirect.cmake,\
./Modules/Platform/Windows-Clang.cmake,\
./Modules/Platform/Windows-Intel-Fortran.cmake,\
./Modules/Platform/Windows-MSVC.cmake,\
./Source/CMakeVersion.cmake,\
./Source/cmConvertMSBuildXMLToJSON.py,\
./Source/cmCreateTestSourceList.cxx,\
./Source/cmGlobalVisualStudio10Generator.cxx,\
./Source/cmExportBuildFileGenerator.cxx,\
./Source/cmExportInstallAndroidMKGenerator.cxx,\
./Source/cmExportInstallFileGenerator.cxx,\
./Source/cmExportSet.cxx,\
./Source/cmExportTryCompileFileGenerator.cxx,\
./Source/cmFindPackageCommand.cxx,\
./Source/cmInstallCommand.cxx,\
./Source/cmGeneratorExpressionLexer.cxx,\
./Source/cmLocalVisualStudio7Generator.cxx,\
./Source/cmOrderDirectories.cxx,\
./Source/cmTarget.cxx,\
./Source/kwsys/*,\
./Source/QtDialog/CMakeSetupDialog.ui,\
./Source/CPack/WiX/cmWIXRichTextFormatWriter.cxx,\
./Source/CTest/cmParseCoberturaCoverage.h,\
./Tests/CMakeTests/ImplicitLinkInfoTest.cmake.in,\
./Tests/RunCMake/CPack/tests/DMG_SLA/English.license.rtf,\
./Tests/RunCMake/CPack/tests/DMG_SLA/German.license.txt,\
./Tests/RunCMake/CPack/tests/DMG_SLA/German.menu.txt,\
./Tests/RunCMake/GoogleTest/xml_output.cpp,\
./Tests/RunCMake/Make/TargetMessages*,\
./Utilities/*,\
" \
-L "\
dependees,\
endwhile,\
fo,\
filetest,\
helpfull,\
nd,\
objext,\
stoll,\
supercedes,\
superceded,\
vas,\
varn,\
"
```

1 files changed, 13 insertions, 13 deletions

diff --git a/Source/cmExtraEclipseCDT4Generator.cxx b/Source/cmExtraEclipseCDT4Generator.cxx
index 7bc4536..b6c0a7a 100644
--- a/Source/cmExtraEclipseCDT4Generator.cxx
+++ b/Source/cmExtraEclipseCDT4Generator.cxx
@@ -604,7 +604,7 @@ void cmExtraEclipseCDT4Generator::AppendIncludeDirectories(
 
 void cmExtraEclipseCDT4Generator::CreateCProjectFile() const
 {
-  std::set<std::string> emmited;
+  std::set<std::string> emitted;
 
   const auto& lg = this->GlobalGenerator->GetLocalGenerators()[0];
   const cmMakefile* mf = lg->GetMakefile();
@@ -751,7 +751,7 @@ void cmExtraEclipseCDT4Generator::CreateCProjectFile() const
   xml.EndElement();
 
   // add pre-processor definitions to allow eclipse to gray out sections
-  emmited.clear();
+  emitted.clear();
   for (const auto& lgen : this->GlobalGenerator->GetLocalGenerators()) {
 
     if (cmProp cdefs =
@@ -780,8 +780,8 @@ void cmExtraEclipseCDT4Generator::CreateCProjectFile() const
         }
 
         // insert the definition if not already added.
-        if (emmited.find(def) == emmited.end()) {
-          emmited.insert(def);
+        if (emitted.find(def) == emitted.end()) {
+          emitted.insert(def);
           xml.StartElement("pathentry");
           xml.Attribute("kind", "mac");
           xml.Attribute("name", def);
@@ -812,8 +812,8 @@ void cmExtraEclipseCDT4Generator::CreateCProjectFile() const
         }
 
         // insert the definition if not already added.
-        if (emmited.find(def) == emmited.end()) {
-          emmited.insert(def);
+        if (emitted.find(def) == emitted.end()) {
+          emitted.insert(def);
           xml.StartElement("pathentry");
           xml.Attribute("kind", "mac");
           xml.Attribute("name", def);
@@ -844,8 +844,8 @@ void cmExtraEclipseCDT4Generator::CreateCProjectFile() const
         }
 
         // insert the definition if not already added.
-        if (emmited.find(def) == emmited.end()) {
-          emmited.insert(def);
+        if (emitted.find(def) == emitted.end()) {
+          emitted.insert(def);
           xml.StartElement("pathentry");
           xml.Attribute("kind", "mac");
           xml.Attribute("name", def);
@@ -858,7 +858,7 @@ void cmExtraEclipseCDT4Generator::CreateCProjectFile() const
   }
 
   // include dirs
-  emmited.clear();
+  emitted.clear();
   for (const auto& lgen : this->GlobalGenerator->GetLocalGenerators()) {
     const auto& targets = lgen->GetGeneratorTargets();
     for (const auto& target : targets) {
@@ -868,7 +868,7 @@ void cmExtraEclipseCDT4Generator::CreateCProjectFile() const
       std::vector<std::string> includeDirs;
       std::string config = mf->GetSafeDefinition("CMAKE_BUILD_TYPE");
       lgen->GetIncludeDirectories(includeDirs, target.get(), "C", config);
-      this->AppendIncludeDirectories(xml, includeDirs, emmited);
+      this->AppendIncludeDirectories(xml, includeDirs, emitted);
     }
   }
   // now also the system include directories, in case we found them in
@@ -879,14 +879,14 @@ void cmExtraEclipseCDT4Generator::CreateCProjectFile() const
     std::string systemIncludeDirs =
       mf->GetSafeDefinition("CMAKE_EXTRA_GENERATOR_C_SYSTEM_INCLUDE_DIRS");
     std::vector<std::string> dirs = cmExpandedList(systemIncludeDirs);
-    this->AppendIncludeDirectories(xml, dirs, emmited);
+    this->AppendIncludeDirectories(xml, dirs, emitted);
   }
   compiler = mf->GetSafeDefinition("CMAKE_CXX_COMPILER");
   if (this->CXXEnabled && !compiler.empty()) {
     std::string systemIncludeDirs =
       mf->GetSafeDefinition("CMAKE_EXTRA_GENERATOR_CXX_SYSTEM_INCLUDE_DIRS");
     std::vector<std::string> dirs = cmExpandedList(systemIncludeDirs);
-    this->AppendIncludeDirectories(xml, dirs, emmited);
+    this->AppendIncludeDirectories(xml, dirs, emitted);
   }
 
   xml.EndElement(); // storageModule
@@ -895,7 +895,7 @@ void cmExtraEclipseCDT4Generator::CreateCProjectFile() const
   xml.StartElement("storageModule");
   xml.Attribute("moduleId", "org.eclipse.cdt.make.core.buildtargets");
   xml.StartElement("buildTargets");
-  emmited.clear();
+  emitted.clear();
   const std::string& make = mf->GetRequiredDefinition("CMAKE_MAKE_PROGRAM");
   const std::string& makeArgs =
     mf->GetSafeDefinition("CMAKE_ECLIPSE_MAKE_ARGUMENTS");