added version number in workflow

Author: Swagnik02

.github/workflows/flutter_ci.yml

@@ -53,7 +53,7 @@ jobs:
         uses: ncipollo/[email protected]
         with:
           artifacts: "build/app/outputs/apk/release/*,build/ios/iphoneos/app.ipa"
-          tag: v1.0.${{ github.run_number }}
+          tag: v2.0.${{ github.run_number }}
           token: ${{ secrets.TOKEN }}
 
       # # Upload generated apk to the artifacts.