Disable group group backend rpc tests from running on CI (#60407)
Summary: Pull Request resolved: https://github.com/pytorch/pytorch/pull/60407
Test Plan: Imported from OSS
Reviewed By: mrshenli
Differential Revision: D29278179
Pulled By: H-Huang
fbshipit-source-id: ee78085eeb04d81842c95236b8c3a33de7142a3a
