Update dart.yml

Author: mrtnetwork

.github/workflows/dart.yml

@@ -43,4 +43,6 @@ jobs:
 
       - name: Run tests web
         run: dart test -p chrome ./test --timeout=20m
-
+        
+      - name: Run tests web wasm
+        run: dart test -p chrome ./test -c dart2wasm --timeout=20m