When a term query using `fields=all_with_object_id` hits the cache, the cached `stdClass` objects must be converted to `WP_Term` objects. This was overlooked when `WP_Term_Query` was refactored to support object queries in [38667]. Props dlh. Fixes #44221. git-svn-id: https://develop.svn.wordpress.org/trunk@43313 602fd350-edb4-49c9-b593-d223f7449a82