I thought the hook login_form was supposed to be part of the <form> element.

I thought the hook login_form was supposed to be part of the <form> element.
As it was, it was outside... this corrects it... Should make things like the
login_auto plugin work now a little better too :P

git-svn-id: https://svn.code.sf.net/p/squirrelmail/code/trunk/squirrelmail@4416 7612ce4b-ef26-0410-bec9-ea0150e637f0