Test case for bug#8522, to test for out of bounds memory access in ft_nlq_find_relevance().


mysql-test/r/fulltext.result:
  Test case for bug#8522, to test for out of bounds memory access in ft_nlq_find_relevance().
mysql-test/t/fulltext.test:
  Test case for bug#8522, to test for out of bounds memory access in ft_nlq_find_relevance().