Merge "Refactor upload-only to process bazel metrics outside of upload.go" am: 923a4077

Original change: https://android-review.googlesource.com/c/platform/build/soong/+/2584732



Change-Id: I1fd59270208d64512ff00568c766e0623b95ee1c
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>