disable the test for MDEV-6351 on embedded

mysql-test/r/plugin_loaderr.result

@@ -9,5 +9,5 @@ PLUGIN_LIBRARY	NULL
 PLUGIN_LIBRARY_VERSION	NULL
 LOAD_OPTION	ON
 #
-# MDEV-6351 - --plugin=force has no effect for built-in plugins
+# MDEV-6351 --plugin=force has no effect for built-in plugins
 #

mysql-test/t/plugin_loaderr.test

 
+--source include/not_embedded.inc
+
 # We used an invalid command-line option and InnoDB failed to start.
 # Ignore all related warnings
 call mtr.add_suppression("InnoDB");
@@ -9,7 +11,7 @@ PLUGIN_NAME,PLUGIN_STATUS,PLUGIN_TYPE,PLUGIN_LIBRARY,PLUGIN_LIBRARY_VERSION,LOAD
 FROM INFORMATION_SCHEMA.PLUGINS WHERE plugin_name = 'innodb';
 
 --echo #
---echo # MDEV-6351 - --plugin=force has no effect for built-in plugins
+--echo # MDEV-6351 --plugin=force has no effect for built-in plugins
 --echo #
 --exec echo "wait" > $MYSQLTEST_VARDIR/tmp/mysqld.1.expect
 --shutdown_server