Merge topic 'additional_clean_files'

b5bf369e Release notes: Add release notes for ADDITIONAL_CLEAN_FILES properties
4e2ce0a6 Doc: Update and deprecate ADDITIONAL_MAKE_CLEAN_FILES directory property
338994d6 Doc: Add documentation for ADDITIONAL_CLEAN_FILES properties
c11f089d Tests: Extend MakeClean test to cover ADDITIONAL_CLEAN_FILES
012d599e Ninja: Add support for ADDITIONAL_CLEAN_FILES target property
890a1b9d Ninja: Add support for ADDITIONAL_CLEAN_FILES directory property
7b23001f Ninja: Add support for additional clean files
d745df4b Makefiles: Add support for ADDITIONAL_CLEAN_FILES target property
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Acked-by: Kitware Robot <kwrobot@kitware.com>
Merge-request: !3318