debugger: Fix not being able to stop a Go debug session when no breakpoints were ever hit (#35190)

Fixes #35030

Release Notes:

- debugger: Fixed a bug where a Go debug session could not be stopped if
no breakpoint was ever hit.

crates/debugger_ui/src/tests/debugger_panel.rs

@@ -918,7 +918,7 @@ async fn test_debug_panel_item_thread_status_reset_on_failure(
     .unwrap();
 
     let client = session.update(cx, |session, _| session.adapter_client().unwrap());
-    const THREAD_ID_NUM: u64 = 1;
+    const THREAD_ID_NUM: i64 = 1;
 
     client.on_request::<dap::requests::Threads, _>(move |_, _| {
         Ok(dap::ThreadsResponse {