Remove a feature attribute for an accepted feature

Author: oli-obk

src/test/ui/impl-trait/multiple-lifetimes/error-handling-2.rs

@@ -1,6 +1,5 @@
 // compile-flags:-Zborrowck=mir
 
-#![feature(member_constraints)]
 #![feature(type_alias_impl_trait)]
 
 #[derive(Clone)]

src/test/ui/impl-trait/multiple-lifetimes/error-handling-2.stderr

@@ -1,5 +1,5 @@
 error[E0700]: hidden type for `impl Trait` captures lifetime that does not appear in bounds
-  --> $DIR/error-handling-2.rs:13:60
+  --> $DIR/error-handling-2.rs:12:60
    |
 LL | fn foo<'a: 'b, 'b, 'c>(x: &'static i32, mut y: &'a i32) -> E<'b, 'c> {
    |        --                                                  ^^^^^^^^^

src/test/ui/type-alias-impl-trait/issue-74761-2.rs

@@ -1,4 +1,3 @@
-#![feature(member_constraints)]
 #![feature(type_alias_impl_trait)]
 
 pub trait A {

src/test/ui/type-alias-impl-trait/issue-74761-2.stderr

@@ -1,11 +1,11 @@
 error[E0207]: the lifetime parameter `'a` is not constrained by the impl trait, self type, or predicates
-  --> $DIR/issue-74761-2.rs:8:6
+  --> $DIR/issue-74761-2.rs:7:6
    |
 LL | impl<'a, 'b> A for () {
    |      ^^ unconstrained lifetime parameter
 
 error[E0207]: the lifetime parameter `'b` is not constrained by the impl trait, self type, or predicates
-  --> $DIR/issue-74761-2.rs:8:10
+  --> $DIR/issue-74761-2.rs:7:10
    |
 LL | impl<'a, 'b> A for () {
    |          ^^ unconstrained lifetime parameter