Run Bazel test suite on Linux ARM64 platform

Add version selector buttons to repo rule docs

Failed in 1m 5s
:ubuntu: Ubuntu 20.04 LTS ARM64curl -sS https://raw.githubusercontent.com/bazelbuild/continuous-integration/master/buildkite/bazelci.py?1738346195 -o bazelci.py && python3.8 bazelci.py runner --task=ubuntu2004_arm64 --http_config=https://raw.githubusercontent.com/bazelbuild/continuous-integration/master/pipelines/bazel-linux-arm64.yml?1738346195
Waited 8s
·
Ran in 20s
Total Job Run Time: 57s