D5302: Use -Wno-gnu-zero-variadic-macro-arguments more

[Kevin Funk]

kfunk added reviewers: kossebau, dfaure.

REPOSITORY
  R240 Extra CMake Modules

REVISION DETAIL
  https://phabricator.kde.org/D5302

To: kfunk, kossebau, dfaure
Cc: #frameworks, #build_system