MDEV-7000 Assertion `0' failed in Protocol::end_statement() on executing DDL...

MDEV-7000 Assertion `0' failed in Protocol::end_statement() on executing DDL under innodb_fake_changes=1

correct the if() condition to match the behavior of the old code
that this if() was supposed to replace

mysql-test/suite/innodb/r/fake_changes-7000.result

+create table t1 (i int) engine=InnoDB;
+set innodb_fake_changes = 1;
+insert into t1 values (1);
+ERROR HY000: Got error 131 "Command not supported by database" during COMMIT
+set innodb_fake_changes = 0;
+drop table t1;

mysql-test/suite/innodb/t/fake_changes-7000.test

+--source include/have_log_bin.inc
+--source include/have_xtradb.inc
+
+create table t1 (i int) engine=InnoDB;
+set innodb_fake_changes = 1;
+--disable_abort_on_error
+insert into t1 values (1);
+set innodb_fake_changes = 0;
+drop table t1;

sql/handler.cc

@@ -1152,9 +1152,8 @@ static int prepare_or_error(handlerton *ht, THD *thd, bool all)
   {
     /* avoid sending error, if we're going to replay the transaction */
 #ifdef WITH_WSREP
-    if (ht == wsrep_hton &&
-        err != EMSGSIZE &&
-        thd->wsrep_conflict_state != MUST_REPLAY)
+    if (ht != wsrep_hton ||
+        err == EMSGSIZE || thd->wsrep_conflict_state != MUST_REPLAY)
 #endif
       my_error(ER_ERROR_DURING_COMMIT, MYF(0), err);
   }