Update date-fns library to version 3

## Observed behavior
We need KDS to be upgraded to a newer version of date-fns before we can upgrade without issues.

This PR reverted our previous upgrade: https://github.com/learningequality/kolibri/pull/12385


```[tasklist]
### Prerequisites
- [ ] https://github.com/learningequality/kolibri-design-system/pull/578
```
