Fix Github Actions

Author: terrier989

.github/workflows/dart.yml

@@ -4,10 +4,9 @@ on: [push, pull_request]
 
 jobs:
   test:
-    runs-on: ${{ matrix.os }}
+    runs-on: ubuntu-latest
     strategy:
       matrix:
-        os: [ubuntu-latest]
         channel: [stable, beta, dev]
     steps:
       - uses: actions/checkout@v3
@@ -22,6 +21,10 @@ jobs:
         working-directory: test_in_flutter
       - name: Run tests (Dart)
         run: dart test --platform=vm
-      - name: Run tests (Flutter)
-        run: flutter test
-        working-directory: test_in_flutter
+  test_in_browser:
+    needs: test
+    runs-on: ubuntu-latest
+    steps:
+      - uses: browser-actions/setup-chrome@v1
+      - name: Run tests in browser (Dart)
+        run: dart test --platform=chrome