xxx fixup CI?

Author: Twey

.github/workflows/build.yml

@@ -42,7 +42,7 @@ jobs:
     - uses: DeterminateSystems/flakehub-cache-action@main
     - name: Run all CI tasks
       run: |
-        nix develop '.?submodules=1' --override-input linera-protocol ./linera-protocol --command pnpm run ci
+        nix develop '.?submodules=1' --command pnpm run ci
     - name: Upload built extension
       uses: actions/upload-artifact@v4
       with: