[Bug] 'Remove category' option still shown on note when category is removed

[Lucas Ribeiro]

To Reproduce

1. Create a new category
2. Move some note to this category
3. Delete the new category premanently
4. Back to Notes and open the options of a note that was in the removed category
   Result: 'Remove category' option is still there

Expected behavior
The 'Remove category' option should disappear from the note options when the above situation happens.

Actual behavior
The 'Remove category' option still exists even if the category has already been removed.