RunCMake.CMP0037: Disable WARN-colon on all Windows Make tools

No Makefile generator on Windows can generate targets with ':'
in their name because the CMakeFiles/<target>.dir directory cannot
be created.  Skip this part of the test on all Windows Make tools.
Merge topic 'test-RunCMake.CMP0037-everywhere' into next

5045e7c RunCMake.CMP0037: Disable WARN-colon on all Windows Make tools