Fix new clippy warnings

src/scanner.rs

@@ -1,13 +1,9 @@
 //! Defines the tokens and scanner that handles the transforming or the source to tokens.
 
 use num_enum::{IntoPrimitive, TryFromPrimitive};
-use shrinkwraprs::Shrinkwrap;
 
 use crate::types::Line;
 
-#[derive(Shrinkwrap, PartialEq, Eq, Clone, Copy)]
-pub struct TokenLength(pub(super) usize);
-
 /// `Token` types that exist in the generic language.
 #[derive(IntoPrimitive, TryFromPrimitive, PartialEq, Eq, Clone, Copy, Debug)]
 #[repr(u8)]

src/vm.rs

@@ -1918,6 +1918,7 @@ impl VM {
     /// - The open upvalues
     /// - The modules
     /// - The builtins
+    ///
     /// Trace all the references from the roots.
     /// Remove all the unmarked strings from the globals, builtins and heap strings.
     /// Lastly, delete all the unmarked values from the heap.