Ensure permissions are correct for mysql dirs

When SSL enabled, /etc/mysq directory is created by salt.minion
state with 700 permissions. It prohibits mysql from reading config
file as normal mode is 755. This patch ensures that mode for
/etc/mysql and /etc/mysql/ssl have correct rights.

Change-Id: Icc2a43e7a56c60d30a716f29f0a9ec28c6549429
Related-Prod: ROD-16782
3 files changed