Fix docs

Author: chipshort

packages/vm/src/errors/backtrace.rs

@@ -1,9 +1,7 @@
 use core::fmt::{Debug, Display, Formatter, Result};
 use std::backtrace::Backtrace;
 
-/// This wraps an actual backtrace to achieve two things:
-/// - being able to fill this with a stub implementation in `no_std` environments
-/// - being able to use this in conjunction with [`thiserror::Error`]
+/// This wraps an actual backtrace to allow us to use this in conjunction with [`thiserror::Error`]
 pub struct BT(Box<Backtrace>);
 
 impl BT {