[heap] Remove test running OOM on some bots

test/mjsunit/regress/regress-625752.js

Index: test/mjsunit/regress/regress-625752.js
diff --git a/test/mjsunit/regress/regress-625752.js b/test/mjsunit/regress/regress-625752.js
deleted file mode 100644
index e0e9558f2934672aa54ee80495c5a4ef13cdd0ae..0000000000000000000000000000000000000000
--- a/test/mjsunit/regress/regress-625752.js
+++ /dev/null
@@ -1,10 +0,0 @@
-// Copyright 2016 the V8 project authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-v3 = Math.floor(0xFFFFFFFF / 4) + 1;
-Object.prototype.__defineGetter__(1, function() {
-this[1] = Array(0x8000).join();
-})
-try { v38 = new ArrayBuffer(v3); } catch (e) {}
-try { v41 = new Intl.DateTimeFormat(); } catch (e) {}