[BUG]: Fix Directional Light Shadow Culling

### Contact Details

_No response_

### What is the issue?

Now that we have the collision extension, we need to add in shadow culling for directional lights.

### How to reproduce?

NA.

### Platform

All

### Graphics Backend

_No response_

### Relevant log output

```shell

```

### Extension

Renderer

### Libraries

None

### System

None