Rollup merge of #104024 - noeddl:unused-must-use, r=compiler-errors

Fix `unused_must_use` warning for `Box::from_raw`

diff --cc library/alloc/src/boxed.rs
Simple merge

diff --cc src/test/ui/lint/unused/must-use-box-from-raw.stderr
index 72118275774d14b4d82747c4cb03297c3e89d54c,fcf32b75d8d920421fe06516cba05898ed8cab14..47ab613bec21c1b5f0e64522a27a2f085ca0e2f2
--- 1/src/test/ui/lint/unused/must-use-box-from-raw.stderr
--- 2/src/test/ui/lint/unused/must-use-box-from-raw.stderr
+++ b/src/test/ui/lint/unused/must-use-box-from-raw.stderr
@@@ -2,9 -2,9 +2,9 @@@ warning: unused return value of `Box::<
    --> $DIR/must-use-box-from-raw.rs:8:5
     |
  LL |     Box::from_raw(ptr);
 -   |     ^^^^^^^^^^^^^^^^^^^
 +   |     ^^^^^^^^^^^^^^^^^^
     |
-    = note: call `drop(from_raw(ptr))` if you intend to drop the `Box`
+    = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box`
  note: the lint level is defined here
    --> $DIR/must-use-box-from-raw.rs:5:9
     |