default RN version for tsc

Author: CedricGuillemetMS

.github/workflows/typescript.yml

@@ -10,6 +10,12 @@ jobs:
         uses: actions/[email protected]
         with:
           submodules: 'recursive'
+      - name: NPM Install (Playground)
+        run: npm install
+        working-directory: ./Apps/Playground
+      - name: Select React Native Version 
+        run: npm run select 0.64
+        working-directory: ./Apps/Playground
       - name: NPM Install (Binary Package)
         run: npm install
         working-directory: ./Package

Package/gulpfile.js

@@ -54,7 +54,7 @@ const clean = async () => {
   }
 
   if (shelljs.test('-d', 'Assembled-Windows')) {
-    shelljs.rm('-r', 'Assembled');
+    shelljs.rm('-r', 'Assembled-Windows');
   }
 };