Merge topic 'normalize-input-paths'

592e95bbea cmFindPackageCommand: Avoid temporarily saving non-existent result
8d6b76771d find_package: Explicitly normalize CONFIG file path as it exists on disk

Acked-by: Kitware Robot <kwrobot@kitware.com>
Tested-by: buildbot <buildbot@kitware.com>
Merge-request: !10096