fix: get MatchBorrow type check working for references 3 deep

sqlx-macros/src/query/args.rs

@@ -83,6 +83,7 @@ pub fn quote_args<DB: DatabaseExt>(
 
                             // if `_expr` is `Option<T>`, get `Option<$ty>`, otherwise `$ty`
                             let ty_check = sqlx::ty_match::WrapSame::<#param_ty, _>::new(&_expr).wrap_same();
+
                             // if `_expr` is `&str`, convert `String` to `&str`
                             let (mut _ty_check, match_borrow) = sqlx::ty_match::MatchBorrow::new(ty_check, &_expr);