feat: switch away from parking_lot::Mutex

Switching away from `parking_lot::Mutex` as `std::sync::Mutex` performs
better in all scenarios on both of our targets (linux/windows).

crates/gfx_hal/src/queue.rs

@@ -1,7 +1,6 @@
-use std::sync::Arc;
+use std::sync::{Arc, Mutex};
 
 use ash::{vk, Device as AshDevice};
-use parking_lot::Mutex;
 
 use crate::device::Device;
 use crate::error::Result;