Makefile: enable SNPRINTF_RETURNS_BOGUS for HP-UX
Makefile: enable SNPRINTF_RETURNS_BOGUS for HP-UX

In 81cc66a, customization has been added to Makefile for supporting
HP-UX, but git commit is still problematic. This should fix the issue.

Signed-off-by: Miklos Vajna <16f13092e03e3d9e997de904d0f86cc803fb6ef7@frugalware.org>
Acked-by: Robert Schiele <9c17b044b1f25675bf65ff0e0a9ebb6d22eb8344@gmail.com>
Signed-off-by: Junio C Hamano <a6723cc3f76163bf7adb636a73ac3b0ceb3e6b9b@pobox.com>

destenson/git,destenson/git,destenson/git,destenson/git,destenson/git,destenson/git,destenson/git,destenson/git