ACPI: resource: Amend kernel-doc style

ACPI: resource: Amend kernel-doc style

The functions are referred as func() in the kernel-doc. The % (percent)
character makes the rendering for constants as described in the respective
documentation. Amend all these.

Fixes: 8e345c991c8c ("ACPI: Centralized processing of ACPI device resources")
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Link: https://patch.msgid.link/20260617090555.2648709-1-andriy.shevchenko@linux.intel.com
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>