FindPkgConfig: Restore legacy behavior when CMP0126 is set to NEW
Module behavior must be independent from CMP0126
policy.
Fixes: #22526 (closed)
Co-authored-by: @marc.chevrier
Backport: release
Module behavior must be independent from CMP0126
policy.
Fixes: #22526 (closed)
Co-authored-by: @marc.chevrier
Backport: release