👷 Update publish action

Author: alecgibson

.github/workflows/publish.yml

@@ -11,9 +11,9 @@ jobs:
     timeout-minutes: 10
     steps:
     - uses: actions/checkout@v2
-    - uses: actions/setup-node@v1
+    - uses: actions/setup-node@v2
       with:
-        node-version: '10.x'
+        node-version: '14.x'
         registry-url: 'https://npm.pkg.github.com'
     - name: Install
       # Skip post-install to avoid malicious scripts stealing PAT