Add innodb_plugin to mysql-test-run default suites.

mysql-test/mysql-test-run.pl

@@ -129,7 +129,7 @@ my $path_config_file;           # The generated config file, var/my.cnf
 # executables will be used by the test suite.
 our $opt_vs_config = $ENV{'MTR_VS_CONFIG'};
 
-my $DEFAULT_SUITES= "main,binlog,federated,rpl,rpl_ndb,ndb,innodb";
+my $DEFAULT_SUITES= "main,binlog,federated,rpl,rpl_ndb,ndb,innodb,innodb_plugin";
 my $opt_suites;
 
 our $opt_verbose= 0;  # Verbose output, enable with --verbose