Bump actions/checkout from 3.0.0 to 3.0.2 (flutter#151)

Bumps [actions/checkout](https://github.com/actions/checkout) from 3.0.0 to 3.0.2.
- [Release notes](https://github.com/actions/checkout/releases)
- [Changelog](https://github.com/actions/checkout/blob/main/CHANGELOG.md)
- [Commits](actions/checkout@a12a394...2541b12)

---
updated-dependencies:
- dependency-name: actions/checkout
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <[email protected]>

Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

impeller/.github/workflows/scorecards-analysis.yml

@@ -20,7 +20,7 @@ jobs:
 
     steps:
       - name: "Checkout code"
-        uses: actions/checkout@a12a3943b4bdde767164f792f33f40b04645d846
+        uses: actions/checkout@2541b1294d2704b0964813337f33b291d3f8596b
         with:
           persist-credentials: false