[Bug] SQLiteConstraintException when trying to update folder name

[regunakyle]

Describe the bug
On a new install (from fdroid), add a local account. Then create a folder with any name.
Then try to edit the name of the folder. SQLiteConstraintException occurs.

To Reproduce
Steps to reproduce the behavior:

1. With a local account, create a folder with any name in the Feeds menu
2. Click the vertical ellipsis on the right and select Update
3. Click validate (it happens even if you don't change the name of the folder)

Expected behavior
Can edit the name of the folder.

Environment information (please complete the following information):

• Account type: local account
• App version: v2.1.0
• Android version: 15
• Device type: Samsung Galaxy S24+
• Store: F-Droid

Additional context
Add any other context about the problem here.

[Shinokuni]

Thanks for reporting, fixed in 39a54d8. Will be available in the next release.