Merge topic 'test-RunCPack'

3b8f32c60a Tests: Add RunCMake.CPack_{DEB,RPM} cases using RunCPack infrastructure
76249af81e Tests: Comment where RunCPack keeps sample projects for `RunCMake.CPack_*`
422d624764 Tests: Add option to enable CPack RPM generator tests explicitly
73aa35427b Tests: Add option to enable CPack DEB generator tests explicitly

Acked-by: Kitware Robot <kwrobot@kitware.com>
Merge-request: !11512