Enable valgrind for replication test

The following tests are disabled when running --valgrding without --big:
- rpl.rpl_ssl
- rpl.rpl_semi_sync_event
- All encryption test (which includes have_file_key_management.inc)

mysql-test/include/have_file_key_management.inc

@@ -2,3 +2,9 @@ if (`SELECT COUNT(*)=0 FROM INFORMATION_SCHEMA.PLUGINS WHERE PLUGIN_NAME = 'file
 {
   --skip Test requires file_key_management plugin
 }
+
+#
+# This file is only included when using encryption. As all encryption test are
+# very slow with valgrind, lets disable these if not run with --big
+#
+--source include/no_valgrind_without_big.inc