Merge "Update go.mod and go.work to 1.21" into main am: 64823ec0 am: 0b3a2a4b

Original change: https://android-review.googlesource.com/c/platform/build/soong/+/2855212



Change-Id: I9ac8e2752c78eea2300598e7aa4c746dac760e9f
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>