feat: support message dialogs with 3 buttons (#2641)

* feat: support message dialogs with 3 buttons

* change file

* From<String>

* untagged & YesNoCancel

* revert package.json

* Update plugins/dialog/src/desktop.rs

Co-authored-by: Tony <68118705+Legend-Master@users.noreply.github.com>

* no optional

* Update desktop.rs

* Update plugins/dialog/src/models.rs

Co-authored-by: Tony <68118705+Legend-Master@users.noreply.github.com>

* change to an enum

* convert back into union

* regen

* update @since

* map buttons for linux

* enhance type

* Add examples

---------

Co-authored-by: Tony <68118705+Legend-Master@users.noreply.github.com>
Co-authored-by: Lucas Nogueira <lucas@tauri.app>
Co-authored-by: Tony <legendmastertony@gmail.com>

.changes/dialog-3-buttons.md

@@ -0,0 +1,6 @@
+---
+"dialog": "minor"
+"dialog-js": "minor"
+---
+
+Add support for showing a message dialog with 3 buttons.