meson: Fix gstreamer valgrind tests failing randomly.
- Use CK_FORK=no to avoid using the timeouts from libcheck.
- Use a GCond instead of race prone
g_main_loop_run()
+g_main_loop_quit()
- Remove use of
GST_DEBUG()
, instead ofg_debug()
to match the other unit tests.
Edited by Olivier Crête