Fix invalid 'write-after-free' reported by ASAN

lib/ProxySQL_Admin.cpp

@@ -11895,8 +11895,8 @@ char * ProxySQL_Admin::load_mysql_query_rules_to_runtime() {
 		}
 		GloQPro->sort(false);
 		GloQPro->load_fast_routing(resultset2);
-		GloQPro->wrunlock();
 		GloQPro->commit();
+		GloQPro->wrunlock();
 	}
 	if (resultset) delete resultset;
 	// if (resultset2) delete resultset2; // never delete it. GloQPro saves it

lib/Query_Processor.cpp

@@ -737,10 +737,8 @@ void Query_Processor::sort(bool lock) {
 // when commit is called, the version number is increased and the this will trigger the mysql threads to get a new Query Processor Table
 // The operation is asynchronous
 void Query_Processor::commit() {
-		pthread_rwlock_wrlock(&rwlock);
 	__sync_add_and_fetch(&version,1);
 	proxy_debug(PROXY_DEBUG_MYSQL_QUERY_PROCESSOR, 4, "Increasing version number to %d - all threads will notice this and refresh their rules\n", version);
-		pthread_rwlock_unlock(&rwlock);
 };
 
 SQLite3_result * Query_Processor::get_stats_commands_counters() {