presubmits:
  GoogleCloudPlatform/testgrid:
  - name: test-testgrid-all
    branches:
    - ^master$
    decorate: true
    always_run: true
    spec:
      containers:
      - image: gcr.io/k8s-testimages/launcher.gcr.io/google/bazel:v20200708-6aff115-testgrid
        command:
        - bazel
        args:
        - test
        - --config=ci
        - //...

presubmits:
  GoogleCloudPlatform/testgrid:
  - name: test-testgrid-all
    branches:
    - ^master$
    decorate: true
    always_run: true
    spec:
      containers:
      - image: gcr.io/k8s-testimages/launcher.gcr.io/google/bazel:v20210806-38e1be0-testgrid
        command:
        - bazel
        args:
        - test
        - --config=ci
        - //...

Update testgrid unit test image to something with bazel 3.4.1 and 3.0.0
Update testgrid unit test image to something with bazel 3.4.1 and 3.0.0
