Upgrade golang-protobuf to v1.30.0 am: fb8fa965ff am: a9ac88b2de am: bdb9197b4f am: 2e590813ee am: 28644ef0ae

Original change: https://android-review.googlesource.com/c/platform/external/golang-protobuf/+/2494457

Change-Id: Ic246711ec081749879f8870f2533c88ec59bb39e
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>