docs: def unprotectrepositorybranch(self, project_id, branch):
          """
          Unprotects a single project repository branch. This is an idempotent function,
          unprotecting an already unprotected repository branch still returns a 200 OK status code.
  
          :param project_id: project id
          :param branch: branch to unprotect
          :return: dict with the branch
          """
          request = requests.put(
              '{0}/{1}/repository/branches/{2}/unprotect'.format(self.projects_url, project_id, branch),
              headers=self.headers, verify=self.verify_ssl, auth=self.auth, timeout=self.timeout)
  
          if request.status_code == 200:
              return request.json()
          else:
              return