test: Remove run-pass/too-much-recursion.rs

I don't understand how this is still passing on the bots. This condition
should trigger an abort now.

src/test/run-pass/too-much-recursion.rs

@@ -1,22 +0,0 @@
-// Copyright 2012 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.
-
-// xfail-win32
-// error-pattern:ran out of stack
-
-// Test that the task fails after hitting the recursion limit, but
-// that it doesn't bring down the whole proc
-
-pub fn main() {
-    do task::spawn_unlinked {
-        fn f() { f() };
-        f();
-    };
-}