Ran cargo fmt, clippy fixes, suppressed some warns

I will start working on stack traces tonight and tomorrow.

We need to be able to 'unwind' by finding calling functions.

kernel/src/arch/x86_64/processing/threading/mod.rs

@@ -1,5 +1,5 @@
-use x86_64::VirtAddr;
 use crate::arch::x86_64::memory::allocation::stack_alloc::StackBounds;
+use x86_64::VirtAddr;
 
 mod switch;
 
@@ -10,8 +10,6 @@ pub struct Thread {
     stack_bounds: Option<StackBounds>,
 }
 
-
-
 #[derive(Debug, Clone, Copy, PartialEq, Eq, PartialOrd, Ord)]
 pub struct ThreadId(u64);