Miri can set thread names now (bevyengine#5108)

# Objective

rust-lang/miri#1717 has been fixed so we can set thread names in Miri now.

## Solution

We set thread names in Miri.

crates/bevy_tasks/src/task_pool.rs

@@ -102,23 +102,12 @@ impl TaskPool {
  let ex = Arc::clone(&executor);
  let shutdown_rx = shutdown_rx.clone();
 
- // miri does not support setting thread names
- // TODO: change back when https:/rust-lang/miri/issues/1717 is fixed
- #[cfg(not(miri))]
- let mut thread_builder = {
- let thread_name = if let Some(thread_name) = thread_name {
- format!("{} ({})", thread_name, i)
- } else {
- format!("TaskPool ({})", i)
- };
- thread::Builder::new().name(thread_name)
- };
- #[cfg(miri)]
- let mut thread_builder = {
- let _ = i;
- let _ = thread_name;
- thread::Builder::new()
+ let thread_name = if let Some(thread_name) = thread_name {
+ format!("{} ({})", thread_name, i)
+ } else {
+ format!("TaskPool ({})", i)
  };
+ let mut thread_builder = thread::Builder::new().name(thread_name);
 
  if let Some(stack_size) = stack_size {
  thread_builder = thread_builder.stack_size(stack_size);