chore(deps): update docker/build-push-action digest to 19e4966

Author: renovate[bot]

.github/workflows/docker.yml

@@ -25,7 +25,7 @@ jobs:
           images: clivern/lynx
 
       - name: Build and push Docker image
-        uses: docker/build-push-action@9e436ba9f2d7bcd1d038c8e55d039d37896ddc5d
+        uses: docker/build-push-action@19e4966231440c674d1703ee1f8317d2394ab962
         with:
           context: .
           file: ./Dockerfile