Fix the grammar of an error message

Author: dr-m

storage/innobase/handler/ha_innodb.cc

@@ -3483,7 +3483,7 @@ innobase_init(
 if (innodb_lock_schedule_algorithm == INNODB_LOCK_SCHEDULE_ALGORITHM_VATS
  && global_system_variables.wsrep_on) {
 /* Do not allow InnoDB startup with VATS and Galera */
-sql_print_error("In Galera environment Variance-Aware-Transaction-Sheduling Algorithm"
+sql_print_error("In Galera, innodb_lock_schedule_algorithm=vats"
 " is not supported.");
 goto error;
 }

storage/xtradb/handler/ha_innodb.cc

@@ -3939,7 +3939,7 @@ innobase_init(
 if (innodb_lock_schedule_algorithm == INNODB_LOCK_SCHEDULE_ALGORITHM_VATS
  && global_system_variables.wsrep_on) {
 /* Do not allow InnoDB startup with VATS and Galera */
-sql_print_error("In Galera environment Variance-Aware-Transaction-Sheduling Algorithm"
+sql_print_error("In Galera, innodb_lock_schedule_algorithm=vats"
 " is not supported.");
 goto error;
 }