issue-#45696-scribble...: remove outdated comment.

src/test/ui/issues/issue-45696-scribble-on-boxed-borrow.rs

@@ -1,8 +1,6 @@
 // rust-lang/rust#45696: This test is checking that we *cannot* return
 // mutable borrows that would be scribbled over by destructors before
 // the return occurs.
-//
-// We will explicitly test NLL; thus we will also skip the automated compare-mode=nll.
 
 // ignore-compare-mode-nll
 // ignore-compare-mode-polonius

src/test/ui/issues/issue-45696-scribble-on-boxed-borrow.stderr

@@ -1,5 +1,5 @@
 error[E0713]: borrow may still be in use when destructor runs
-  --> $DIR/issue-45696-scribble-on-boxed-borrow.rs:37:5
+  --> $DIR/issue-45696-scribble-on-boxed-borrow.rs:35:5
    |
 LL | fn scribbled<'a>(s: Scribble<'a>) -> &'a mut u32 {
    |              -- lifetime `'a` defined here
@@ -9,7 +9,7 @@ LL | }
    | - here, drop of `s` needs exclusive access to `*s.0`, because the type `Scribble<'_>` implements the `Drop` trait
 
 error[E0713]: borrow may still be in use when destructor runs
-  --> $DIR/issue-45696-scribble-on-boxed-borrow.rs:42:5
+  --> $DIR/issue-45696-scribble-on-boxed-borrow.rs:40:5
    |
 LL | fn boxed_scribbled<'a>(s: Box<Scribble<'a>>) -> &'a mut u32 {
    |                    -- lifetime `'a` defined here
@@ -19,7 +19,7 @@ LL | }
    | - here, drop of `s` needs exclusive access to `*s.0`, because the type `Scribble<'_>` implements the `Drop` trait
 
 error[E0713]: borrow may still be in use when destructor runs
-  --> $DIR/issue-45696-scribble-on-boxed-borrow.rs:47:5
+  --> $DIR/issue-45696-scribble-on-boxed-borrow.rs:45:5
    |
 LL | fn boxed_boxed_scribbled<'a>(s: Box<Box<Scribble<'a>>>) -> &'a mut u32 {
    |                          -- lifetime `'a` defined here