remove trailing LF in die() messages

LF at the end of format strings given to die() is redundant because
die already adds one on its own.

Signed-off-by: Alexander Potashev <aspotashev@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
diff --git a/builtin-init-db.c b/builtin-init-db.c
index d30c3fe..ee3911f 100644
--- a/builtin-init-db.c
+++ b/builtin-init-db.c
@@ -29,7 +29,7 @@
 		}
 	}
 	else if (share && adjust_shared_perm(dir))
-		die("Could not make %s writable by group\n", dir);
+		die("Could not make %s writable by group", dir);
 }
 
 static void copy_templates_1(char *path, int baselen,