chore(react-icons): setup linting and add griffel rules to enforce .styles pattern (#865)

* chore(react-icons): setup linting and add griffel rules to enforce .styles pattern

* ci: add time measurement

Author: Hotell

.github/workflows/pr.yml

@@ -155,9 +155,10 @@ jobs:
 
     - run: npm ci
 
-    - name: Build @fluentui/react-icons
+    - name: Lint/Test/Build @fluentui/react-icons
       run: |
-        npm run build
+        time npm run lint
+        time npm run build
         npm run build:verify
       working-directory: packages/react-icons