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

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

Change-Id: I09b59c95f174d692648118d4b7d9c14b4ca1f0d7
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>