message: more typo fixes
diff: @@ -43,11 +43,11 @@ Minigo has some configuration directly in Prow to make all this jazz work:
  - **Test configuration**. This configures the specific test-suites that are run on prow
  https://github.com/kubernetes/test-infra/blob/master/prow/config.yaml
  -- **Test UI Configuration**: What shows up in testgruid?
  +- **Test UI Configuration**: What shows up in testgrid, the Prow test-ui?
  https://github.com/kubernetes/test-infra/blob/master/testgrid/config.yaml
  -- **Bootstrap-jobs-config**: This is what links `../test.sh` with.
  - bootstrap_v2.sh. See:
  +- **Bootstrap-jobs-config**: This is what links `../test.sh` with
  + `bootstrap_v2.sh`. See:
  https://github.com/kubernetes/test-infra/blob/master/jobs/config.json
  - **Other Plugin Config**. We also use the Size and LGTM plugins provided by
  