tests: Fix use after free on exit
We need to unlink this before freeing it since it's being called from weston_signal_emit_mutable.
Signed-off-by: Derek Foreman derek.foreman@collabora.com
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We need to unlink this before freeing it since it's being called from weston_signal_emit_mutable.
Signed-off-by: Derek Foreman derek.foreman@collabora.com