clear the search bar if the user changes categories

[nnyyxxxx]

the current search functionality searches through all categories instead of just 1, so not clearing the bar when the user decides to switch categories or stops using the search bar can worsen UX because they then have to clear it manually.

Type of Change

• [x] New feature
• [x] UI/UX improvement

Description

before:

https://github.com/user-attachments/assets/af8308be-f552-4933-a46f-0e31a83896b4

after:

https://github.com/user-attachments/assets/ebece83c-ed42-419b-be18-782ae2c5ff29