help: fix small typo in error message

Classic string concatenation while forgetting a space character.

Signed-off-by: Jean-Noël Avila <jn.avila@free.fr>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
This commit is contained in:
Jean-Noël Avila
2021-05-20 09:42:14 +02:00
committed by Junio C Hamano
parent 9cf68b27d5
commit 225f7fa847