[deps]: Update docker/setup-buildx-action digest to 18ce135

Author: renovate[bot]

.github/workflows/build-ghcr.yml

@@ -22,7 +22,7 @@ jobs:
         uses: docker/setup-qemu-action@29109295f81e9208d7d86ff1c6c12d2833863392 # v3
 
       - name: Set up Docker Buildx
-        uses: docker/setup-buildx-action@f7ce87c1d6bead3e36075b2ce75da1f6cc28aaca # v3
+        uses: docker/setup-buildx-action@18ce135bb5112fa8ce4ed6c17ab05699d7f3a5e0 # v3
 
       - name: Log in to GitHub Container Registry
         uses: docker/login-action@9780b0c442fbb1117ed29e0efdff1e18412f7567 # v3.3.0

.github/workflows/build.yml

@@ -19,7 +19,7 @@ jobs:
         uses: docker/setup-qemu-action@29109295f81e9208d7d86ff1c6c12d2833863392 # v3
 
       - name: Set up Docker Buildx
-        uses: docker/setup-buildx-action@f7ce87c1d6bead3e36075b2ce75da1f6cc28aaca # v3
+        uses: docker/setup-buildx-action@18ce135bb5112fa8ce4ed6c17ab05699d7f3a5e0 # v3
 
       - name: Log in to Azure
         uses: Azure/login@e15b166166a8746d1a47596803bd8c1b595455cf # v1.6.0