chore: The slice test encounters a weird error that looks like rust is doing something weird

---- sharedptr::tests::slice stdout ----
thread 'sharedptr::tests::slice' panicked at src/allocator.rs:106:9:
assertion `left == right` failed
  left: true
 right: true
note: run with `RUST_BACKTRACE=1` environment variable to display a backtrace

src/sharedptr.rs

@@ -7,9 +7,9 @@ use std::{
 use crate::allocator::ALLOCATOR;
 
 #[derive(Debug)]
-pub struct SharedPtr<'a, const N: usize>(&'a mut [u8; N]);
+pub struct SharedPtr<const N: usize>([u8; N]);
 
-impl<const N: usize> SharedPtr<'_, N> {
+impl<const N: usize> SharedPtr<N> {
     pub fn new() -> Option<Self> {
         let mut allocator = ALLOCATOR.lock().unwrap();
 
@@ -28,7 +28,7 @@ impl<const N: usize> SharedPtr<'_, N> {
     }
 }
 
-impl<'a, const N: usize> Deref for SharedPtr<'a, N> {
+impl<const N: usize> Deref for SharedPtr<N> {
     type Target = [u8; N];
 
     fn deref(&self) -> &Self::Target {
@@ -36,13 +36,13 @@ impl<'a, const N: usize> Deref for SharedPtr<'a, N> {
     }
 }
 
-impl<'a, const N: usize> DerefMut for SharedPtr<'a, N> {
+impl<'a, const N: usize> DerefMut for SharedPtr<N> {
     fn deref_mut(&mut self) -> &mut Self::Target {
         &mut self.0
     }
 }
 
-impl<const N: usize> Drop for SharedPtr<'_, N> {
+impl<const N: usize> Drop for SharedPtr<N> {
     fn drop(&mut self) {
         let mut allocator = ALLOCATOR.lock().unwrap();