Update docker/setup-buildx-action digest to 8d2750c

Author: renovate[bot]

.github/workflows/ci.yaml

@@ -144,7 +144,7 @@ jobs:
         uses: actions/checkout@93cb6efe18208431cddfb8368fd83d5badbf9bfd # v5
 
       - name: Set up Docker Buildx
-        uses: docker/setup-buildx-action@e468171a9de216ec08956ac3ada2f0791b6bd435 # v3
+        uses: docker/setup-buildx-action@8d2750c68a42422c14e847fe6c8ac0403b4cbd6f # v3
 
       - name: Log in to GitHub Container Registry
         uses: docker/login-action@c94ce9fb468520275223c153574b00df6fe4bcc9 # v3