Corrected test case for 5.1 requirements

mysql-test/r/query_cache.result

@@ -1426,7 +1426,7 @@ Full-text indexes	are called collections	0
 Only MyISAM tables	support collections	0
 Function MATCH ... AGAINST()	is used to do a search	0
 Full-text search in MySQL	implements vector space model	0
-create function change_global() returns integer
+create function change_global() returns integer deterministic
 begin
 set global ft_boolean_syntax='+ -><()~*:""&|';
 return 1;

mysql-test/t/query_cache.test

@@ -985,7 +985,7 @@ select *, MATCH(a,b) AGAINST("+called +collections" IN BOOLEAN MODE) as x from t
 # be sure not to cause dead lock if the query cache is flushed
 # while inserting a query in the query cache.
 delimiter |;
-create function change_global() returns integer
+create function change_global() returns integer deterministic
 begin
   set global ft_boolean_syntax='+ -><()~*:""&|';
   return 1;