Ensure we install correct version of node

Author: dkotter

.github/workflows/dotorg-push-deploy.yml

@@ -15,7 +15,7 @@ jobs:
     - name: Setup node version
       uses: actions/setup-node@v4
       with:
-        node-version: 16
+        node-version-file: '.nvmrc'
 
     - name: Build
       run: |