disable events tests in embedded

(fix for bug#20290 Event mechanism incompatible with embedded server, but tests tried)

mysql-test/t/events.test

+# Can't test with embedded server that doesn't support grants
+-- source include/not_embedded.inc
+
 create database if not exists events_test;
 use events_test;
 

mysql-test/t/events_bugs.test

+# Can't test with embedded server that doesn't support grants
+-- source include/not_embedded.inc
+
 create database if not exists events_test;
 use events_test;
 

mysql-test/t/events_grant.test

+# Can't test with embedded server that doesn't support grants
+-- source include/not_embedded.inc
+
 CREATE DATABASE IF NOT EXISTS events_test;
 use events_test;
 #

mysql-test/t/events_logs_tests.test

+# Can't test with embedded server that doesn't support grants
+-- source include/not_embedded.inc
+
 create database if not exists events_test;
 use events_test;
 --echo "We use procedure here because its statements won't be logged into the general log"

mysql-test/t/events_microsec.test

+# Can't test with embedded server that doesn't support grants
+-- source include/not_embedded.inc
+
 create database if not exists events_test;
 use events_test;
 

mysql-test/t/events_scheduling.test

+# Can't test with embedded server that doesn't support grants
+-- source include/not_embedded.inc
+
 CREATE DATABASE IF NOT EXISTS events_test;
 USE events_test;
 CREATE TABLE table_1(a int);

mysql-test/t/events_stress.test

+# Can't test with embedded server that doesn't support grants
+-- source include/not_embedded.inc
+
 CREATE DATABASE IF NOT EXISTS events_test;
 #
 # DROP DATABASE test start (bug #16406)