The system file picker in the Media tab does not allow selecting .flac files

**Device model, version and app version**

Model Name: M1, 2020
macOS Version: 26.5
App Version: 2026.4.1
Safari Version: 26.5 (21624.2.5.11.4)

**Home Assistant Core Version**
2026.5.2

**Describe the bug**
The system file picker in the Media tab does not allow selecting .flac files, even though the browser version of the HA frontend does

**To Reproduce**
1. Open the Media tab in the sidebar
2. Click "My media"
3. Click "Manage"
4. Click "Add media"
5. Try to select a .flac file

**Expected behavior**
The file is selectable

**Screenshots**

**Additional context**