Merge topic 'genex-TARGET_PROPERTY-scope'

8437141b53 Genex: Fix TARGET_PROPERTY lookup scope in transitive usage requirements

Acked-by: Kitware Robot <kwrobot@kitware.com>
Tested-by: buildbot <buildbot@kitware.com>
Acked-by: Robert Maynard <robertjmaynard@gmail.com>
Merge-request: !7928