Add ghostty terminal emulator (#82)

Author: dustdfg

README.md

@@ -622,3 +622,4 @@ TOC is generated by [markdown-toc](https://github.com/jonschlinkert/markdown-toc
 - [attron/astroz](https://github.com/ATTron/astroz) : Spacecraft and Astronomical Toolkit
 - [Zigistry/Zigistry](https://github.com/Zigistry/Zigistry): A place where you can find all the libraries that suit your Zig lang needs.
 - [freref/fancy-cat](https://github.com/freref/fancy-cat): PDF reader inside the terminal.
+- [ghostty](https://github.com/ghostty-org/ghostty): Modern terminal emulator written in zig.