object-file: get rid of the_repository in loose_object_info()

While `loose_object_info()` already accepts a repository as parameter we
still have one callsite in there where we use `the_repository` to figure
out the hash algorithm. Use the passed-in repository instead.

Signed-off-by: Patrick Steinhardt <[email protected]>
Signed-off-by: Junio C Hamano <[email protected]>

Author: pks-t

object-file.c

@@ -421,7 +421,7 @@ int loose_object_info(struct repository *r,
 	enum object_type type_scratch;
 
 	if (oi->delta_base_oid)
-		oidclr(oi->delta_base_oid, the_repository->hash_algo);
+		oidclr(oi->delta_base_oid, r->hash_algo);
 
 	/*
 	 * If we don't care about type or size, then we don't