chore(ci): sparse-checkout (#355)

* chore(ci): sparse-checkout

* fixup! add lib

Author: avivkeller

.github/workflows/generate.yml

@@ -54,6 +54,9 @@ jobs:
         with:
           persist-credentials: false
           repository: nodejs/node
+          sparse-checkout: |
+            doc/api
+            lib
           path: node
 
       - name: Setup Node.js