Bump docker/setup-buildx-action from 3.6.1 to 3.7.1

Bumps [docker/setup-buildx-action](https://github.com/docker/setup-buildx-action) from 3.6.1 to 3.7.1.
- [Release notes](https://github.com/docker/setup-buildx-action/releases)
- [Commits](docker/setup-buildx-action@988b5a0...c47758b)

---
updated-dependencies:
- dependency-name: docker/setup-buildx-action
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

.github/workflows/test-runner-ci.yaml

@@ -37,7 +37,7 @@ jobs:
       with:
         egress-policy: audit
     - uses: actions/checkout@d632683dd7b4114ad314bca15554477dd762a938 # v4.2.0
-    - uses: docker/setup-buildx-action@988b5a0280414f521da01fcc63a27aeeb4b104db # v3.6.1
+    - uses: docker/setup-buildx-action@c47758b77c9736f4b2ef4073d4d51994fabfe349 # v3.7.1
       with:
         driver: docker
     - uses: azure/docker-login@15c4aadf093404726ab2ff205b2cdd33fa6d054c # v2
@@ -92,7 +92,7 @@ jobs:
       with:
         egress-policy: audit
     - uses: actions/checkout@d632683dd7b4114ad314bca15554477dd762a938 # v4.2.0
-    - uses: docker/setup-buildx-action@988b5a0280414f521da01fcc63a27aeeb4b104db # v3.6.1
+    - uses: docker/setup-buildx-action@c47758b77c9736f4b2ef4073d4d51994fabfe349 # v3.7.1
       with:
         driver: docker
     - uses: azure/docker-login@15c4aadf093404726ab2ff205b2cdd33fa6d054c # v2