[libpng16] style: Resolve the remaining warnings issued by cmake-lint

Resolve the indentation issues raised by cmake-lint on a fragment of
CMakeLists.txt that no longer exists in branch 'libpng18'.
This commit is contained in:
Cosmin Truta 2024-10-12 19:37:50 +03:00
parent a7a8faeefa
commit 8b1d489bce