We need to fix a typo on /lang/utf_8/admin.php.

string file: /lang/en_utf8/admin.php
string: unicoderecommended
detail: change 'UTF=8' to 'UTF-8'

[before]
Storing all your data in Unicode (UTF=8) is recommended. New installations should be performed into databases that have their default character set as Unicode. If you are upgrading, you should perform the UTF-8 migration process (see the Admin page).

[after]
Storing all your data in Unicode (UTF-8) is recommended. New installations should be performed into databases that have their default character set as Unicode. If you are upgrading, you should perform the UTF-8 migration process (see the Admin page).