Merge topic 'split-cxxmodules-testing'

3e7ffddf2f Tests/CXXModulesCompile: remove excess `examples/` directory
beabe25af1 Tests/CXXModulesCompile: rename examples to be shorter
9a8700296c Tests/CXXModules: split out compilation tests
2d988b7ec8 Tests/CXXModules: remove unused file

Acked-by: Kitware Robot <kwrobot@kitware.com>
Merge-request: !11300