Bump hashicorp/actions-docker-build from 1 to 2

Bumps [hashicorp/actions-docker-build](https://github.com/hashicorp/actions-docker-build) from 1 to 2.
- [Release notes](https://github.com/hashicorp/actions-docker-build/releases)
- [Changelog](https://github.com/hashicorp/actions-docker-build/blob/main/CHANGELOG.md)
- [Commits](hashicorp/actions-docker-build@v1...v2)

---
updated-dependencies:
- dependency-name: hashicorp/actions-docker-build
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <support@github.com>

.github/workflows/build.yml

@@ -230,7 +230,7 @@ jobs:
     steps:
       - uses: actions/checkout@44c2b7a8a4ea60a981eaca3cf939b5f4305c123b # v4.1.5
       - name: Docker Build (Action)
-        uses: hashicorp/actions-docker-build@v1
+        uses: hashicorp/actions-docker-build@v2
         with:
           # Add smoke test here. Below is a sample smoke test that runs the built image
           # and validates the version.