ci: fix TOB-SCREUC-6, disable cache-binary option

[Thegaram]

Fix zizmor error:

error[cache-poisoning]: runtime artifacts potentially vulnerable to a cache poisoning attack
  --> .github/workflows/docker-release.yml:45:9
   |
33 |         uses: docker/setup-buildx-action@v2
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ cache enabled by default here
34 |
...
44 |           REPOSITORY: scrolltech/scroll-stack-contracts
45 |         uses: docker/build-push-action@v3
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ runtime artifacts usually published here
   |
   = note: audit confidence → Low