Bump actions/attest-build-provenance from 1.4.4 to 2.0.1

Bumps [actions/attest-build-provenance](https://github.com/actions/attest-build-provenance) from 1.4.4 to 2.0.1.
- [Release notes](https://github.com/actions/attest-build-provenance/releases)
- [Changelog](https://github.com/actions/attest-build-provenance/blob/main/RELEASE.md)
- [Commits](actions/attest-build-provenance@ef24412...c4fbc64)

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

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

.github/workflows/platform-release.yaml

@@ -388,14 +388,14 @@ jobs:
             index:org.opencontainers.image.licenses=Apache-2.0
 
       - name: Generate artifact attestation for base container
-        uses: actions/attest-build-provenance@ef244123eb79f2f7a7e75d99086184180e6d0018   # v1.4.4
+        uses: actions/attest-build-provenance@c4fbc648846ca6f503a13a2281a5e7b98aa57202   # v2.0.1
         with:
           subject-name: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}
           subject-digest: ${{ steps.build-kit-container.outputs.digest }}
           push-to-registry: true
 
       - name: Generate artifact attestation for base container
-        uses: actions/attest-build-provenance@ef244123eb79f2f7a7e75d99086184180e6d0018   # v1.4.4
+        uses: actions/attest-build-provenance@c4fbc648846ca6f503a13a2281a5e7b98aa57202   # v2.0.1
         with:
           subject-name: ${{ env.REGISTRY }}/${{ env.INIT_IMAGE_NAME }}
           subject-digest: ${{ steps.build-kit-init-container.outputs.digest }}