chore: Bump Rust edition to 2024 (#27800)

Follow-up to https://github.com/zed-industries/zed/pull/27791

Release Notes:

- N/A

crates/markdown/src/markdown.rs

@@ -9,17 +9,17 @@ use std::sync::Arc;
 use std::time::Duration;
 
 use gpui::{
-    actions, point, quad, AnyElement, App, BorderStyle, Bounds, ClipboardItem, CursorStyle,
-    DispatchPhase, Edges, Entity, FocusHandle, Focusable, FontStyle, FontWeight, GlobalElementId,
-    Hitbox, Hsla, KeyContext, Length, MouseDownEvent, MouseEvent, MouseMoveEvent, MouseUpEvent,
-    Point, Render, Stateful, StrikethroughStyle, StyleRefinement, StyledText, Task, TextLayout,
-    TextRun, TextStyle, TextStyleRefinement,
+    AnyElement, App, BorderStyle, Bounds, ClipboardItem, CursorStyle, DispatchPhase, Edges, Entity,
+    FocusHandle, Focusable, FontStyle, FontWeight, GlobalElementId, Hitbox, Hsla, KeyContext,
+    Length, MouseDownEvent, MouseEvent, MouseMoveEvent, MouseUpEvent, Point, Render, Stateful,
+    StrikethroughStyle, StyleRefinement, StyledText, Task, TextLayout, TextRun, TextStyle,
+    TextStyleRefinement, actions, point, quad,
 };
 use language::{Language, LanguageRegistry, Rope};
-use parser::{parse_links_only, parse_markdown, MarkdownEvent, MarkdownTag, MarkdownTagEnd};
+use parser::{MarkdownEvent, MarkdownTag, MarkdownTagEnd, parse_links_only, parse_markdown};
 use pulldown_cmark::Alignment;
 use theme::SyntaxTheme;
-use ui::{prelude::*, Tooltip};
+use ui::{Tooltip, prelude::*};
 use util::{ResultExt, TryFutureExt};
 
 use crate::parser::CodeBlockKind;
@@ -294,11 +294,7 @@ impl Selection {
     }
 
     fn tail(&self) -> usize {
-        if self.reversed {
-            self.end
-        } else {
-            self.start
-        }
+        if self.reversed { self.end } else { self.start }
     }
 }
 
@@ -535,7 +531,7 @@ impl MarkdownElement {
         window: &mut Window,
         _cx: &mut App,
         mut f: impl 'static
-            + FnMut(&mut Markdown, &T, DispatchPhase, &mut Window, &mut Context<Markdown>),
+        + FnMut(&mut Markdown, &T, DispatchPhase, &mut Window, &mut Context<Markdown>),
     ) {
         window.on_mouse_event({
             let markdown = self.markdown.downgrade();