Update startup

mysql/startup

@@ -1,3 +1,4 @@
-DROP USER 'homestead';
-CREATE DATABASE IF NOT EXISTS MYSQL_DATABASE;
-GRANT ALL ON `MYSQL_DATABASE`.* TO 'MYSQL_USER'@'%' IDENTIFIED BY 'MYSQL_PASSWORD';
+DROP USER IF EXISTS 'MYSQL_USER'; 
+CREATE USER 'MYSQL_USER'@'%'; 
+CREATE DATABASE IF NOT EXISTS MYSQL_DATABASE; 
+GRANT ALL ON MYSQL_DATABASE.* TO 'MYSQL_USER'@'%' IDENTIFIED BY 'MYSQL_PASSWORD';