xtensa: don't xfail gcc.c-torture/compile/20001226-1.c

With jump trampolines implemented in binutils since 2.25 and enabled by
default this test no longer fails on xtensa.

2016-11-02  Max Filippov  <jcmvbkbc@gmail.com>
gcc/testsuite/
	* gcc.c-torture/compile/20001226-1.c: Don't xfail on xtensa.

From-SVN: r241801