pw-request-pull: Fix checking for gitolite url

It looks like this accidentally slipped in via fa0560f53216, therefore
just undo it.

Fixes: fa0560f53216 ("pw: Add Paolo to the pull-req template and email addresses")
Reported-by: Andrii Nakryiko <andrii@kernel.org>
Signed-off-by: Daniel Borkmann <daniel@iogearbox.net>