Add comment in database.yml samples about port number

Author: nlalonde

config/database.yml.development-sample

@@ -6,6 +6,7 @@ development:
   pool: 5
   timeout: 5000
   host_names:
+    ### Don't include the port number here. Change the "port" site setting instead, at /admin/site_settings.
     ### If you change this setting you will need to
     ###   - restart sidekiq if you change this setting
     ###   - rebake all to posts using: `RAILS_ENV=production bundle exec rake posts:rebake`

config/database.yml.production-sample

@@ -8,6 +8,7 @@ production:
   timeout: 5000
   # db_id: 0	# database ID if hosting multiple sites
   host_names:
+    ### Don't include the port number here. Change the "port" site setting instead, at /admin/site_settings.
     ### If you change this setting you will need to
     ###   - restart sidekiq if you change this setting
     ###   - rebake all to posts using: `RAILS_ENV=production bundle exec rake posts:rebake`