Add water-logger/MSYS2-Theme

Add `water-logger/MSYS2-Theme` now that
water-logger/MSYS2-Theme#2 is closed

Signed-off-by: Joe Block <[email protected]>

Author: unixorn

README.md

@@ -2044,6 +2044,7 @@ If you're using [Antigen](https://github.com/zsh-users/antigen), you can test th
 - [molokai-powerline](https://github.com/prikhi/molokai-powerline-zsh) - Based on [agnoster](https://gist.github.com/agnoster/3712874).
 - [momoyo](https://github.com/momoyo-droid/momoyo-zsh-theme) - Reminiscent of powerline. Includes decorations for `git` status, username, and working directory.
 - [moonline](https://github.com/kagamilove0707/moonline.zsh) - Minimal but easily extensible prompt.
+- [msys2](https://github.com/water-logger/MSYS2-Theme/) - Inspired by MSYS2. Includes decorators for user@host, `git` status and the current directory.
 - [moux](https://github.com/gagbo/moux) - Works well with a dark terminal background, includes `git` decorations in `RPROMPT`.
 - [multi-shell-repo-prompt](https://github.com/dotcode/multi-shell-repo-prompt) - Provides useful information (in your prompt) about the repository that you are in. It currently works for [Git](https://git-scm.com/) and [Mercurial](https://www.mercurial-scm.org/), under [ZSH](https://en.wikipedia.org/wiki/Zsh) as well as [bash](https://en.wikipedia.org/wiki/Bash_%28Unix_shell%29).
 - [multiline](https://github.com/jan-auer/zsh-multiline) - Powerline-esque theme based on [agnoster](https://github.com/agnoster/agnoster-zsh-theme).