This is a followup of the previous commit#8e04228002ea8d
Test used to fail in case it was executed with gtid-mode = ON.
Problem was that we were looking for GRANT PROXY ... statement in the first row
but in case of gtid-mode is ON. this statement is returned as second row.

Reviewed by: Venkatesh Venugopal <venkatesh.venugopal@oracle.com>