Documentation/arm64/memory.txt: fix typo
Documentation/arm64/memory.txt: fix typo

There is no swapper_pgd_dir, it meant swapper_pg_dir.

Signed-off-by: Alex Bennée <97ce1413105b2e68f811413f1ea07a68d9e5b40a@linaro.org>
Signed-off-by: Catalin Marinas <15ce75b290ebaf27c3f9fd73ab848685ed3d8261@arm.com>

KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs