fix: test, update to singbox 1.8.9

.github/workflows/build.yml

@@ -36,15 +36,15 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v3
-      # - uses: subosito/flutter-action@v2.12.0 #issue with 2.13
-      #   with:
-      #     flutter-version: ${{ env.FLUTTER_VERSION }}
-      #     channel: 'stable'
-      #     cache: true
-      # - name: Prepare
-      #   run: make linux-prepare
-      # - name: Test
-      #   run: flutter test
+      - uses: subosito/flutter-action@v2.12.0 #issue with 2.13
+        with:
+          flutter-version: ${{ env.FLUTTER_VERSION }}
+          channel: 'stable'
+          cache: true
+      - name: Prepare
+        run: make linux-prepare
+      - name: Test
+        run: flutter test
 
       - name: make draftBuildCode
         id: draftBuildCode