debugger: Truncate long session and thread names (#33790)

Related to #33072 

Release Notes:

- debugger: Fixed long session and thread names eating up excessive
space in the control strip.

crates/debugger_ui/src/session.rs

@@ -12,6 +12,7 @@ use rpc::proto;
 use running::RunningState;
 use std::{cell::OnceCell, sync::OnceLock};
 use ui::{Indicator, Tooltip, prelude::*};
+use util::truncate_and_trailoff;
 use workspace::{
     CollaboratorId, FollowableItem, ViewId, Workspace,
     item::{self, Item},
@@ -126,7 +127,10 @@ impl DebugSession {
     }
 
     pub(crate) fn label_element(&self, depth: usize, cx: &App) -> AnyElement {
+        const MAX_LABEL_CHARS: usize = 150;
+
         let label = self.label(cx);
+        let label = truncate_and_trailoff(&label, MAX_LABEL_CHARS);
 
         let is_terminated = self
             .running_state