chore: Bump Rust edition to 2024 (#27800)

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

Release Notes:

- N/A

crates/feedback/src/feedback.rs

@@ -1,4 +1,4 @@
-use gpui::{actions, App, ClipboardItem, PromptLevel};
+use gpui::{App, ClipboardItem, PromptLevel, actions};
 use system_specs::SystemSpecs;
 use util::ResultExt;
 use workspace::Workspace;

crates/feedback/src/feedback_modal.rs

@@ -1,5 +1,5 @@
 use gpui::{App, Context, DismissEvent, EventEmitter, FocusHandle, Focusable, Render, Window};
-use ui::{prelude::*, IconPosition};
+use ui::{IconPosition, prelude::*};
 use workspace::{ModalView, Workspace};
 use zed_actions::feedback::GiveFeedback;