Slow lookups on search

[fire]

Godot version

godotengine/godot@6758a7f

System information

Macos, m2 mac mini

Issue description

Slow lookups on search for visual script.

Steps to reproduce

1. Click or activate the search in visual script.
2. It'll be slow to activate

Minimal reproduction project

Any visual script file will trigger this bug.

[fire]

@kitsdream I made a bug for the slow search.

[fire]

Closing in favour of #57