tests/test_cel: Unlock bridge on off nominal paths

If the test fails due to memory allocation errors, we may as well attempt to
unlock the bridge on the way out.
........

Merged revisions 427927 from http://svn.asterisk.org/svn/asterisk/branches/13


git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@427932 65c4cc65-6c06-0410-ace0-fbb531ad65f3

tests/test_cel.c

@@ -1275,11 +1275,13 @@ AST_TEST_DEFINE(test_cel_blind_transfer)
 	transfer_msg = ast_blind_transfer_message_create(1, chan_alice,
 			"transfer_extension", "transfer_context");
 	if (!transfer_msg) {
+		ast_bridge_unlock(bridge);
 		ast_test_status_update(test, "Failed to create transfer Stasis message\n");
 		return AST_TEST_FAIL;
 	}
 	transfer_msg->bridge = ast_bridge_snapshot_create(bridge);
 	if (!transfer_msg->bridge) {
+		ast_bridge_unlock(bridge);
 		ast_test_status_update(test, "Failed to create bridge snapshot\n");
 		return AST_TEST_FAIL;
 	}