Merge pull request #1707 from unixorn/2023-updates

Add `luislve17/calma` theme

Author: unixorn

README.md

@@ -1649,6 +1649,7 @@ If you're using [Antigen](https://github.com/zsh-users/antigen), you can test th
 - [bureau](https://github.com/isqua/bureau) - A clear and informative two-lined prompt. Includes `git` status optimized for large repositories.
 - [buster](https://github.com/grantbuster/buster_zsh_theme) - Plays well with WSL2. Based loosely on Fox and Jonathan themes from oh-my-zsh.
 - [cactus](https://github.com/welksonramos/cactus) - Minimalist theme with `git` status decorations.
+- [calma](https://github.com/luislve17/calma) - Minimalist theme that works well on dark backgrounds. Includes decorators for truncated current directory, `git` information, time, and for the exit status of last command.
 - [candy-light](https://github.com/NicolaiRuckel/oh-my-zsh-candy-light) - Light version of the candy theme.
 - [carriage-return](https://github.com/treyssatvincent/carriage-return.zsh-theme) - omz's [robbyrussell](https://github.com/ohmyzsh/ohmyzsh/blob/master/themes/robbyrussell.zsh-theme) with an added carriage return.
 - [cayun](https://github.com/comeacrossyun/ys-cayun.zsh-theme) - Shows active Python version and `git` decorations in the prompt.