docs(README): add mise alternative method installation (#2817)

Author: jylenhof

CHANGELOG.md

@@ -45,6 +45,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 * add "go to line" command for the blame view [[@andrea-berling](https://github.com/andrea-berling)] ([#2262](https://github.com/extrawurst/gitui/pull/2262))
 * add `--file` cli flag to open the files tab with the given file already selected [[@laktak](https://github.com/laktak)] ([#2510](https://github.com/gitui-org/gitui/issues/2510))
 * add the ability to specify a custom keybinding/symbols file via the cli [[@0x61nas](https://github.com/0x61nas)] ([#2731](https://github.com/gitui-org/gitui/pull/2731))
+* add mise alternative method installation [[@jylenhof](https://github.com/jylenhof)] ([#2817](https://github.com/gitui-org/gitui/pull/2817))
 
 ### Changed
 * execute git-hooks directly if possible (on *nix) else use sh instead of bash (without reading SHELL variable) [[@Joshix](https://github.com/Joshix-1)] ([#2483](https://github.com/extrawurst/gitui/pull/2483))

README.md

@@ -163,6 +163,12 @@ scoop install gitui
 choco install gitui
 ```
 
+##### [Mise](https://github.com/jdx/mise)
+
+```shell
+mise use -g gitui@latest
+```
+
 ##### [Nix](https://search.nixos.org/packages?channel=unstable&show=gitui&from=0&size=50&sort=relevance&query=gitui) (Nix/NixOS)
 
 Nixpkg