cocci: apply the "pretty.h" part of "the_repository.pending"

Apply the part of "the_repository.pending.cocci" pertaining to
"pretty.h".

Signed-off-by: Ævar Arnfjörð Bjarmason <avarab@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>

archive.c

@@ -59,7 +59,8 @@ static void format_subst(const struct commit *commit,
 		strbuf_add(&fmt, b + 8, c - b - 8);
 
 		strbuf_add(buf, src, b - src);
-		format_commit_message(commit, fmt.buf, buf, ctx);
+		repo_format_commit_message(the_repository, commit, fmt.buf,
+					   buf, ctx);
 		len -= c + 1 - src;
 		src  = c + 1;
 	}