update example usage in readme

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Jennifer Cwagenberg 2023-01-14 14:59:41 -06:00 committed by GitHub
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@ -14,8 +14,8 @@ Add the following step to your workflow configuration:
```yml
steps:
- uses: actions/checkout@v2
- uses: hadolint/hadolint-action@v2.1.0
- uses: actions/checkout@v3
- uses: hadolint/hadolint-action@v3.0.0
with:
dockerfile: Dockerfile
```