Tests: Rename RunCMake.{SolutionGlobalSections => VSSolution}

The test will be suitable for covering other `.sln` content too.

Tests/RunCMake/CMakeLists.txt

@@ -234,7 +234,7 @@ endif()
 
 if("${CMAKE_GENERATOR}" MATCHES "Visual Studio")
   add_RunCMake_test(include_external_msproject)
-  add_RunCMake_test(SolutionGlobalSections)
+  add_RunCMake_test(VSSolution)
 endif()
 
 if("${CMAKE_GENERATOR}" MATCHES "Visual Studio ([^789]|[789][0-9])")