MDEV-37141 DML committed within XA transaction block after deadlock error and implicit rollback

Fix Test issue: In innodb.trx_deadlock wait for
INFORMATION_SCHEMA.INNODB_LOCKS cache to clear.

Author: mariadb-DebarunBanerjee

mysql-test/suite/innodb/r/trx_deadlock.result

@@ -49,6 +49,7 @@ SELECT * FROM t1;
 col1	col2
 1	1
 2	2
+# Wait for information schema cache for locks to get cleared
 connection con1;
 XA BEGIN 'x1';
 # XA Trx-1: Lock 1st record

mysql-test/suite/innodb/t/trx_deadlock.test

@@ -57,6 +57,12 @@ CREATE TABLE t1(col1 INT PRIMARY KEY, col2 INT) ENGINE=InnoDB;
 INSERT INTO t1 VALUES (1, 1), (2, 2);
 SELECT * FROM t1;
 
+--echo # Wait for information schema cache for locks to get cleared
+let $wait_condition=
+  SELECT COUNT(*) = 0 FROM INFORMATION_SCHEMA.INNODB_LOCKS
+  WHERE lock_table like "%t1%";
+--source include/wait_condition.inc
+
 --connection con1
 XA BEGIN 'x1';
 --echo # XA Trx-1: Lock 1st record