tree-wide: use _cleanup_set_free_ and friends

Instead of _cleanup_(set_freep) or so.

src/test/test-install-root.c

@@ -578,7 +578,7 @@ TEST(preset_and_list) {
         UnitFileState state;
         bool got_yes = false, got_no = false;
         UnitFileList *fl;
-        _cleanup_(hashmap_freep) Hashmap *h = NULL;
+        _cleanup_hashmap_free_ Hashmap *h = NULL;
 
         CLEANUP_ARRAY(changes, n_changes, install_changes_free);