builtin-for-each-ref.c: fix typo in error message
builtin-for-each-ref.c: fix typo in error message

Signed-off-by: Michele Ballabio <6d29a3bf69c43ceb7b71ca8c4643bffed2f4d310@katamail.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