Function get_pushrules_all_handler 

pub async fn get_pushrules_all_handler() -> ArminiusResponse<Response>

Handler for GET /_matrix/client/v3/pushrules/ (See https://spec.matrix.org/latest/client-server-api/#get_matrixclientv3pushrules).

This endpoint all push rulesets of the user.

NOTE: This always return an empty set of push rules.