Tests: Update RunCMake.FindPkgConfig gobject-introspection expectation
gobject-introspection 1.79+ uses binaries with an arch-specific prefix,
such as /usr/bin/x86_64-linux-gnu-g-ir-scanner
.
Fixes: #25865 (closed)
Topic-rename: test-pkg-config-gobject-introspection
Edited by Brad King