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/memory/units.rs

@@ -30,7 +30,7 @@ impl MemoryUnits {
     pub const fn convert(&mut self) {
         match self {
             Self::B(b) if *b > 1024 => *self = Self::KiB(*b / 1024),
-            Self::KiB(kib) if *kib > 1024 => *self = Self::MiB(*kib / 1024),        
+            Self::KiB(kib) if *kib > 1024 => *self = Self::MiB(*kib / 1024),
             Self::MiB(mib) if *mib > 1024 => *self = Self::GiB(*mib / 1024),
             _ => (),
         }
@@ -46,4 +46,4 @@ impl core::fmt::Display for MemoryUnits {
             Self::GiB(gib) => write!(f, "{} GiB", gib),
         }
     }
-}
+}