feat(kamal): add autocomplete support and aliases for Kamal (https://kamal-deploy.org/) (#13080)

plugins/kamal/README.md

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+# Kamal
+
+This plugin provides completion for [Kamal](https://kamal-deploy.org/) as well as some
+aliases for frequent Kamal commands.
+
+To use it, add kamal to the plugins array of your zshrc file:
+
+```zsh
+plugins=(... kamal)
+```
+
+## Aliase
+
+| Alias     | Command                          | Description                                                                      |
+|-----------|----------------------------------|----------------------------------------------------------------------------------|
+| kad       | `kamal deploy`                   | Deploy app to servers                                                            |