Remove irrelevant comment link
@@ -646,7 +646,6 @@ impl Utf8String {
let (ch, size) = bstr::decode_utf8(self.inner.as_slice());
match ch {
// All `char`s are valid `u32`s
- // https://github.com/rust-lang/rust/blob/1.48.0/library/core/src/char/convert.rs#L12-L20
Some(ch) => Ok(u32::from(ch)),
None if size == 0 => Err(OrdError::empty_string()),
None => Err(OrdError::invalid_utf8_byte_sequence()),
