[install] Mysql privilege

The rdap user must has database/table/index privilege.

• CREATE
• DROP
• SELECT
• INSERT
• UPDATE
• DELETE
• INDEX
• ALTER

You can execute following command to get these privilege:
($RDAP_SERVER_IP must change to rdap server IP, $MYSQL_PASSWORD change to 'rdap' user's password)

GRANT ALL PRIVILEGES ON *.* TO 'rdap'@'$RDAP_SERVER_IP' IDENTIFIED BY '$MYSQL_PASSWORD';
FLUSH PRIVILEGES;

For Mysql privilege please ref here.