refactor: Created a derive macro for defining the display style of Enum models and removed the use of the EnumDisplayStyle trait

src/models/mod.rs

@@ -42,10 +42,6 @@ pub enum Serdeable {
   Sonarr(SonarrSerdeable),
 }
 
-pub trait EnumDisplayStyle<'a> {
-  fn to_display_str(self) -> &'a str;
-}
-
 pub trait Scrollable {
   fn scroll_down(&mut self);
   fn scroll_up(&mut self);