ld/testsuite: Enable ifunc tests on AArch64 big-endian.

ld/testsuite/ChangeLog:

2013-06-17  Will Newton  <will.newton@linaro.org>

	* ld-aarch64/ifunc-1-local.d: Enable test on aarch64_be.
	* ld-aarch64/ifunc-1.d: Likewise.
	* ld-aarch64/ifunc-10.d: Likewise.
	* ld-aarch64/ifunc-11.d: Likewise.
	* ld-aarch64/ifunc-12.d: Likewise.
	* ld-aarch64/ifunc-13.d: Likewise.
	* ld-aarch64/ifunc-14a.d: Likewise.
	* ld-aarch64/ifunc-14b.d: Likewise.
	* ld-aarch64/ifunc-14c.d: Likewise.
	* ld-aarch64/ifunc-14d.d: Likewise.
	* ld-aarch64/ifunc-14e.d: Likewise.
	* ld-aarch64/ifunc-14f.d: Likewise.
	* ld-aarch64/ifunc-15.d: Likewise.
	* ld-aarch64/ifunc-16.d: Likewise.
	* ld-aarch64/ifunc-17a.d: Likewise.
	* ld-aarch64/ifunc-17b.d: Likewise.
	* ld-aarch64/ifunc-18a.d: Likewise.
	* ld-aarch64/ifunc-18b.d: Likewise.
	* ld-aarch64/ifunc-19a.d: Likewise.
	* ld-aarch64/ifunc-19b.d: Likewise.
	* ld-aarch64/ifunc-2-local.d: Likewise.
	* ld-aarch64/ifunc-2.d: Likewise.
	* ld-aarch64/ifunc-20.d: Likewise.
	* ld-aarch64/ifunc-3a.d: Likewise.
	* ld-aarch64/ifunc-3b.d: Likewise.
	* ld-aarch64/ifunc-4.d: Likewise.
	* ld-aarch64/ifunc-4a.d: Likewise.
	* ld-aarch64/ifunc-5a-local.d: Likewise.
	* ld-aarch64/ifunc-5a.d: Likewise.
	* ld-aarch64/ifunc-5b-local.d: Likewise.
	* ld-aarch64/ifunc-5b.d: Likewise.
	* ld-aarch64/ifunc-5r-local.d: Likewise.
	* ld-aarch64/ifunc-6a.d: Likewise.
	* ld-aarch64/ifunc-6b.d: Likewise.
	* ld-aarch64/ifunc-7a.d: Likewise.
	* ld-aarch64/ifunc-7b.d: Likewise.
	* ld-aarch64/ifunc-8.d: Likewise.
	* ld-aarch64/ifunc-9.d: Likewise.
	* ld-ifunc/ifunc.exp: Likewise.