Identify ext4 filesystems
How to test
- Prepare system with ext4 filesystem(s).
- Boot the installer.
- Use "Create custom layout" for partitioning and keep existing partitions.
- Ensure ext4 filesystems are recognized and included in list of filesystems.
- Anaconda starts successfully.
- ext4 filesystems are detected and listed in partition layout of Disk druid screen.
- Disk druid allows basic manipulation with ext4 filesystems.