message: ci: add delay to reduce likelihood of GH <-> CircleCI sync issues.
  This is specifically about the missing SHA messages we routinely in CI failures.
diff: @@ -10,6 +10,7 @@ jobs:
  resource_class: xlarge
  working_directory: /source
  steps:
  + - run: sleep 30 # workaround GH sync issue
  - checkout
  - run: ci/do_circle_ci.sh bazel.release
  - setup_remote_docker
  @@ -21,6 +22,7 @@ jobs:
  resource_class: xlarge
  working_directory: /source
  steps:
  + - run: sleep 30 # workaround GH sync issue
  - checkout
  - run: ci/do_circle_ci.sh bazel.asan
  tsan:
  @@ -34,6 +36,7 @@ jobs:
  ipv6_tests:
  machine: true
  steps:
  + - run: sleep 30 # workaround GH sync issue
  - checkout
  - run:
  name: enable ipv6
  @@ -54,6 +57,7 @@ jobs:
  resource_class: xlarge
  working_directory: /source
  steps:
  + - run: sleep 30 # workaround GH sync issue
  - checkout
  - run: ci/do_circle_ci.sh bazel.coverage
  - run: ci/coverage_publish.sh
  @@ -65,6 +69,7 @@ jobs:
  resource_class: small
  working_directory: /source
  steps:
  + - run: sleep 30 # workaround GH sync issue
  - checkout
  - run: ci/do_circle_ci.sh check_format
  build_image:
  @@ -75,6 +80,7 @@ jobs:
  NUM_CPUS: 8
  resource_class: xlarge
  steps:
  + - run: sleep 30 # workaround GH sync issue
  - checkout
  - setup_remote_docker
  - run: ci/build_container/docker_push.sh
  @@ -84,6 +90,7 @@ jobs:
  resource_class: xlarge
  working_directory: /source
  steps:
  + - run: sleep 30 # workaround GH sync issue
  - checkout
  - add_ssh_keys
  - run: ci/do_circle_ci.sh docs
  @@ -92,6 +99,7 @@ jobs:
  xcode: "9.3.0"
  steps:
  - run: sudo ntpdate -vu time.apple.com
  + - run: sleep 30 # workaround GH sync issue
  - checkout
  - run: ci/mac_ci_setup.sh
  - run: ci/mac_ci_steps.sh
  