ACPI / osl: Fix osi_setup_entries[] __initdata attribute location

__initdata should come after the variable name being declared and
nowhere else, in this way the variable will be placed in the
intended section.

Signed-off-by: Hanjun Guo <hanjun.guo@linaro.org>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>