Harden Nginx and MySQL configuration

[kirtangajjar]

Need to check both the below configs and apply the relevant configuration to Nginx, Nginx-proxy and Mysql.

https://github.com/dev-sec/ansible-collection-hardening/blob/master/roles/nginx_hardening/defaults/main.yml
https://github.com/dev-sec/ansible-collection-hardening/blob/master/roles/mysql_hardening/defaults/main.yml