chore: Update GitHub Actions and remove artifact attestation step. (#47)

Author: CosminLazar

.github/workflows/publish_release.yml

@@ -24,7 +24,7 @@ jobs:
       id-token: write
     steps:
       - name: Check out the repo
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
 
       - name: Log in to Docker Hub
         uses: docker/login-action@v3
@@ -40,18 +40,10 @@ jobs:
 
       - name: Build and push Docker image
         id: push
-        uses: docker/build-push-action@v5
+        uses: docker/build-push-action@v6
         with:
           context: .
           file: ./Dockerfile
           push: true
           tags: ${{ steps.meta.outputs.tags }}
-          labels: ${{ steps.meta.outputs.labels }}
-      
-      
-      - name: Generate artifact attestation
-        uses: actions/attest-build-provenance@v1
-        with:
-          subject-name: untagged6785/ha-mitaffald
-          subject-digest: ${{ steps.push.outputs.digest }}
-          push-to-registry: true
+          labels: ${{ steps.meta.outputs.labels }}