ACPI: OSL: Fix up white space in parameter lists

Fix up declarations of pointer arguments where a space is present
before the argument name, which does not agree with the kernel coding
style.

Signed-off-by: Jonathan Bergh <bergh.jonathan@gmail.com>
[ rjw: Subject and changelog edits ]
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>