Merge pull request #2467 from OffchainLabs/fix-docker-artifact

Try to fix docker artifact name in CI

.github/workflows/docker.yml

@@ -64,20 +64,20 @@ jobs:
         run: |
           cd nitro-testnode
           ./test-node.bash --init --dev &
-      
+
       - name: Wait for rpc to come up
         shell: bash
         run: |
           ${{ github.workspace }}/.github/workflows/waitForNitro.sh
-  
+
       - name: Print WAVM module root
         id: module-root
         run: |
           # Unfortunately, `docker cp` seems to always result in a "permission denied"
           # We work around this by piping a tarball through stdout
           docker run --rm --entrypoint tar localhost:5000/nitro-node-dev:latest -cf - target/machines/latest | tar xf -
           module_root="$(cat "target/machines/latest/module-root.txt")"
-          echo "name=module-root=$module_root" >> $GITHUB_STATE
+          echo "module-root=$module_root" >> "$GITHUB_OUTPUT"
           echo -e "\x1b[1;34mWAVM module root:\x1b[0m $module_root"
 
       - name: Upload WAVM machine as artifact