Replace tap-gtester with one that relies on GLib 2.38+ TAP output
The fix is similar to what was commited recently to gcr and fixes the test failures when building with glib 2.61 where --tap is default.
(that's similar to gcr!19 (merged))
The fix is similar to what was commited recently to gcr and fixes the test failures when building with glib 2.61 where --tap is default.
(that's similar to gcr!19 (merged))