Update docker/login-action digest to af1e73f (#422)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

.github/workflows/build.yaml

@@ -47,7 +47,7 @@ jobs:
       - name: Set up Docker Buildx
         uses: docker/setup-buildx-action@bb05f3f5519dd87d3ba754cc423b652a5edd6d2c # v4
       - name: Login to Docker Hub
-        uses: docker/login-action@c99871dec2022cc055c062a10cc1a1310835ceb4 # v4
+        uses: docker/login-action@af1e73f918a031802d376d3c8bbc3fe56130a9b0 # v4
         with:
           username: ${{ secrets.DOCKERHUB_USERNAME }}
           password: ${{ secrets.DOCKERHUB_TOKEN }}