[Bug]: Node.js 20 is deprecated. The following actions target Node.js 20 but are being forced to run on Node.js 24

### Describe the bug

```
Node.js 20 is deprecated. The following actions target Node.js 20 but are being forced to run on Node.js 24: actions/cache@0400d5f644dc74513175e3cd8d07132dd4860809
```

### How to Reproduce

https://github.com/phpmyadmin/phpmyadmin/actions/runs/28306544068

### phpMyAdmin version

5.2.4-dev, 6.0.0-dev