Tests: Fix RunCMake.BuildDepends Fortran case with Intel compiler on Windows

The test regularly fails updating the `vc*.pdb` compiler-generated
PDB file.  Add the `/Z7` flag as the compiler suggests for this.

Tests/RunCMake/BuildDepends/FortranInclude.cmake

@@ -1,5 +1,10 @@
 enable_language(Fortran)
 
+if("${CMAKE_Fortran_COMPILER_ID};${CMAKE_Fortran_SIMULATE_ID}" MATCHES "^Intel(LLVM)?;MSVC$")
+  string(APPEND CMAKE_Fortran_FLAGS_DEBUG " -Z7")
+  string(APPEND CMAKE_Fortran_FLAGS_RELWITHDEBINFO " -Z7")
+endif()
+
 set(check_pairs "")
 
 add_executable(preprocess FortranIncludePreprocess.F)