chore(deps): update docker/build-push-action digest to ca877d9 (#79)

Co-authored-by: Renovate Bot <bot@renovateapp.com>

Author: Infra-Workleap

.github/workflows/ci.yml

@@ -24,7 +24,7 @@ jobs:
           images: workleap/azure-cli-credentials-proxy
 
       - name: Docker build
-        uses: docker/build-push-action@b32b51a8eda65d6793cd0494a773d4f6bcef32dc # v6
+        uses: docker/build-push-action@ca877d9245402d1537745e0e356eab47c3520991 # v6
         with:
           context: .
           push: false

.github/workflows/publish.yml

@@ -28,7 +28,7 @@ jobs:
           images: workleap/azure-cli-credentials-proxy
 
       - name: Docker build and push
-        uses: docker/build-push-action@b32b51a8eda65d6793cd0494a773d4f6bcef32dc # v6
+        uses: docker/build-push-action@ca877d9245402d1537745e0e356eab47c3520991 # v6
         with:
           context: .
           push: true