Auto merge of #7067 - TaKO8Ki:fix-false-negative-on-needless-return, r=llogiq

Fix a false negative on `needless return`

closes #7042

changelog: fix a false negative on `needless return`

clippy_lints/src/returns.rs

@@ -223,6 +223,7 @@ fn check_final_expr<'tcx>(
             },
             _ => (),
         },
+        ExprKind::DropTemps(expr) => check_final_expr(cx, expr, None, RetReplacement::Empty),
         _ => (),
     }
 }