Rearranged the order of asr models
<img width="267" alt="Screenshot 2024-03-13 at 10 20 51 PM" src="https://github.com/NVIDIA/NeMo/assets/4916480/f39ca013-8ddf-4427-9037-a7c22be724ed">
This is from the new models page.
# What does this PR do ?

The order of the list of ASR models in docs has been changed to put the more recent and popular models at the top.

**Collection**: ASR

# Changelog 
- ASR models doc changes

# Usage
* You can potentially add a usage example below

```python
# Add a code snippet demonstrating how to use this 
```

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- [ ] Bugfix
- [X] Documentation

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# Additional Information
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