[Plugin issue] United Audio plugins have got their UI blurred

### Plugin

e.g. UADx 1176 Rev A Compressor

### Plugin Format

Audio Unit

### Plugin source

https://www.uaudio.com/collections/uad-plugins

### Bug description

### Steps to reproduce

1. Open any Universal Audio plugin either from the main Effect menu or in the realtime stack
2. Observe

### Expected behavior

The UI isn't blurred and is fully functional.

### Actual behavior

The UI is blurred and is non-functional.

### Audacity Version

[other](https://github.com/audacity/audacity/pull/9000)

### Operating system

macOS

### Architecture

Apple Silicon (M1, M2, ...)

### Additional context

_No response_