regarding google font issue

### Existing issue?

- [x] I checked the [existing issues](https://github.com/material-foundation/flutter-packages/issues)

### What happened?

## Expected vs actual result:


## Steps to reproduce:
1. google_fonts was unable to load font Poppins-Medium because the following exception occurred:
1.Unable to load asset: "AssetManifest.json".
1.


### Relevant log output

```shell

```