Change renderer back to canvaskit

Html renderer looks ungly with minimal performance improvements

Author: thecodepapaya

.github/workflows/build.yml

@@ -41,7 +41,7 @@ jobs:
 #         run: flutter test
       - name: Build Web
         run: |
-          flutter build web --web-renderer html --release
+          flutter build web --release
           cd build/web
           zip -r web-app.zip .
       - name: Release Web App