The block search menu won't work

[doudouCodingInGithub]

Expected Behavior

The block search menu should work properly.

Actual Behavior

The block search menu won't change when I type something.

Steps to Reproduce

1. Make a block with only a text label that contains nothing in 'My Block'. Like This ↓
   
2. Middle or shift-click the code area, or press Ctrl+Space to bring up a block search window.
3. Type anything. You will find that the block search window won't change at all.

Operating System and Browser

Windows 11 23H2 TurboWarp Desktop 1.10.1