Caskaydia Cove introduces ligature issue not in Cascadia Code
Testing in Windows Terminal - font size 12, Windows 11, NF v3.0.2

I would expect the ligature for `=>` to be the same and without visual artifacts.

Cascadia Code:

![image](https://github.com/ryanoasis/nerd-fonts/assets/93181/e6bd7aac-408f-4eae-90d6-230e0b44b136)

CaskaydiaCove Nerd Font Mono:

![image](https://github.com/ryanoasis/nerd-fonts/assets/93181/08f0c635-ff35-4b68-a9a0-ab77ad0ace68)
 

#### 🗹 Requirements

- [x] I have searched the [issues](https://github.com/ryanoasis/nerd-fonts/issues) for my issue and found nothing related and/or helpful
- [x] I have searched the [FAQ](https://github.com/ryanoasis/nerd-fonts/wiki/FAQ-and-Troubleshooting) for help
- [x] I have searched the [Wiki](https://github.com/ryanoasis/nerd-fonts/wiki) for help
