Merge branch 'stable-3.1'

* stable-3.1:
  Bump Bazel version to 3.5.0

Change-Id: Ia3fa71f2d5dee46741bb9c79351a572e9cd39ac4
tree: a754cf316304314595043e52c35be5a9515fd8c1
  1. .settings/
  2. src/
  3. .bazelignore
  4. .bazelversion
  5. BUILD
  6. LICENSE
  7. bazlets.bzl