Changes to Fetch a quote.

added the non-success response with the status 400

added the non-success response with the status 401

added the non-success response with the status 403

added the non-success response with the status 404

added the non-success response with the status 429

added the non-success response with the status 500

added the non-success response with the status 503

added the optional property allOf[subschema #2]/listing_site_id to the response with the 200 status

added the optional property allOf[subschema #2]/payment_form to the response with the 200 status

added the optional property allOf[subschema #2]/redirect_after_booking_url to the response with the 200 status

api operation id Quotes_Get removed and replaced with get-quotes-id