GHS: use INSTALL target

For consistancy use upper case install for pre-defined targets.

Source/cmGlobalGhsMultiGenerator.h

@@ -81,8 +81,6 @@ public:
   // Write the common disclaimer text at the top of each build file.
   void WriteFileHeader(std::ostream& fout);
 
-  const char* GetInstallTargetName() const override { return "install"; }
-
 protected:
   void Generate() override;
   std::vector<GeneratedMakeCommand> GenerateBuildCommand(

Tests/CMakeLists.txt

@@ -2319,7 +2319,7 @@ if(BUILD_TESTING)
     endmacro()
     macro(add_test_GhsMulti_rename_install test_name)
       add_test_GhsMulti( ${test_name} GhsMultiRenameInstall ${test_name}
-        "-DCMAKE_INSTALL_PREFIX=. -DRUN_TEST=${test_name}" ${CMAKE_CMAKE_COMMAND} --build . --target install)
+        "-DCMAKE_INSTALL_PREFIX=. -DRUN_TEST=${test_name}" ${CMAKE_CMAKE_COMMAND} --build . --target INSTALL)
     endmacro()
     #unset ghs config variables
     unset(ghs_config_name)