Add Kotlin icon
- [X] I have searched the [issues](https://github.com/ryanoasis/nerd-fonts/issues) for my request 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

**Is your feature request related to a problem? Please describe.**

It would be nice to have a Kotlin icon

**Describe the solution you'd like**

The addition of a Kotlin icon

**Describe alternatives you've considered**

Cry

**Additional context**

This is the latest official **Kotlin** icon

![kotlin](https://user-images.githubusercontent.com/103866722/177941491-1947c6b0-6e38-4880-8bd7-01dac36165df.png)