[sonic-telemetry][sonic-mgmt-common] Update submodules (#4986)

* src/sonic-telemetry fa8d498...3bd7ca3 (4):
  > Update gnmi deps (#40)
  > [testdata] Update SFP keys to align with new standard (#39)
  > Fixed the parameters for subscribe APIs (#38)
  > Azure ro mode (#34)

* src/sonic-mgmt-common 444aa9a...cc01ce4 (4):
  > Make gnmi dep version the same as in telemetry repo (#17)
  > Cleanup translib and cvl go test cases (#13)
  > Package update and enhancements/fixes in YGOT, and Request Binder (#12)
  > Translib phase I changes (#11)

Note: sonic-telemetry submodule update is dependent upon sonic-mgmt-common submodule update, thus updating both in this patch