Update usefulUtilities/modelJSONCleanup/README.md
Update usefulUtilities/modelJSONCleanup/README.md

Co-Authored-By: MiladNazeri <df30d534cd4efb792dbb3f1b6b544ab16d7c63fb@miladnazeri.com>
RebeccaStankus/hifi-content,RebeccaStankus/hifi-content