Merge changes from topics "MEP_Integrate_AIDL_SlotStatus", "telephonyApiForMep" am: bf20a8517e

Original change: https://android-review.googlesource.com/c/platform/packages/services/Telephony/+/2033309

Change-Id: I22e57244308ae2ed9afe39d083b0cf3e519fcf83