message: .gitignore: Add tags and swaps
diff: +/bazel-*
  +BROWSE
  /build
  /build_*
  -/docs/landing_source/.bundle
  -/generated
  -/bazel-*
  +.cache
  /ci/bazel-*
  /ci/prebuilt/thirdparty
  /ci/prebuilt/thirdparty_build
  -/test/coverage/BUILD
  cscope.*
  -BROWSE
  .deps
  +/docs/landing_source/.bundle
  +/generated
  *.pyc
  SOURCE_VERSION
  -.cache
  +*.sw*
  +tags
  +TAGS
  +/test/coverage/BUILD
  .vimrc
  -.vscode
  .vs
  +.vscode
  