Bump asdf-vm/actions from 3 to 4

Bumps [asdf-vm/actions](https://github.com/asdf-vm/actions) from 3 to 4.
- [Release notes](https://github.com/asdf-vm/actions/releases)
- [Changelog](https://github.com/asdf-vm/actions/blob/master/CHANGELOG.md)
- [Commits](asdf-vm/actions@v3...v4)

---
updated-dependencies:
- dependency-name: asdf-vm/actions
  dependency-version: '4'
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

Author: dependabot[bot]

.github/workflows/build.yml

@@ -17,6 +17,6 @@ jobs:
     runs-on: ${{ matrix.os }}
     steps:
       - name: asdf_plugin_test
-        uses: asdf-vm/actions/plugin-test@v3
+        uses: asdf-vm/actions/plugin-test@v4
         with:
           command: envtpl --version