Changes to Get the signaling settings

added the new optional header request parameter talk-sipbridge-checksum

added the new optional header request parameter talk-sipbridge-random

the response property ocs/data/helloAuthParams became optional for the status 200

the response property ocs/data/ticket became optional for the status 200

the ocs/data/turnservers/items/credential response's property type changed from object to string for status 200

the ocs/data/federation response's property type changed from object to no type for status 200

removed the required property ocs/data/federation/helloAuthParams from the response with the 200 status

removed the required property ocs/data/federation/nextcloudServer from the response with the 200 status

removed the required property ocs/data/federation/roomId from the response with the 200 status

removed the required property ocs/data/federation/server from the response with the 200 status

added SignalingFederationSettings to the ocs/data/federation response property allOf list for the response status 200

the ocs/data/federation response's property type changed from no type to object for status 200

removed SignalingFederationSettings from the ocs/data/federation response property allOf list for the response status 200

added the required property ocs/data/federation/helloAuthParams to the response with the 200 status

added the required property ocs/data/federation/nextcloudServer to the response with the 200 status

added the required property ocs/data/federation/roomId to the response with the 200 status

added the required property ocs/data/federation/server to the response with the 200 status