Remove duplicate test case

`match-arm-statics` covers this, but needs to be compiled with
debuginfo. However, that still produces an ICE. See #29696.

src/test/run-pass/issue-24956.rs

@@ -1,20 +0,0 @@
-// Copyright 2015 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution and at
-// http://rust-lang.org/COPYRIGHT.
-//
-// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
-// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
-// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
-// option. This file may not be copied, modified, or distributed
-// except according to those terms.
-
-struct Foo(bool);
-const NEW_FALSE: bool = false;
-const STATIC_FOO: Foo = Foo(NEW_FALSE);
-
-pub fn main() {
-    match (Foo(false)) {
-        STATIC_FOO => 3,
-        _ => 11
-    };
-}