Removed unknown formats from openapi3-schema.json file.
Removed unknown formats from openapi3-schema.json file.

jhendrixMSFT/autorest,fearthecowboy/autorest,Azure/autorest,jhendrixMSFT/autorest,fearthecowboy/autorest,Azure/autorest,jhendrixMSFT/autorest,jhendrixMSFT/autorest,Azure/autorest,Azure/autorest