ACPICA: ACPI 2.0, Hardware: Add access_width/bit_offset support in acpi_hw_read()

ACPICA commit 96ece052d4d073aae4f935f0ff0746646aea1174
ACPICA commit 3d8583a054e410f2ea4d73b48986facad9cfc0d4

This patch adds access_width/bit_offset support in acpi_hw_read().
This also enables GAS definition where bit_width is not a power of
two. Lv Zheng.

Link: https://github.com/acpica/acpica/commit/96ece052
Link: https://github.com/acpica/acpica/commit/3d8583a0
Link: https://bugs.acpica.org/show_bug.cgi?id=1240


Signed-off-by: Lv Zheng <lv.zheng@intel.com>
Signed-off-by: Bob Moore <robert.moore@intel.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>