ACPI / platform: fix comment about the platform device name

We don't use _UID anymore, instead the name will be taken from the
corresponding ACPI device (adev). Fix the obsolete comment.
Signed-off-by: NMika Westerberg <mika.westerberg@linux.intel.com>
Signed-off-by: NRafael J. Wysocki <rafael.j.wysocki@intel.com>

drivers/acpi/acpi_platform.c

@@ -29,7 +29,7 @@ ACPI_MODULE_NAME("platform");
  * that's the case, create and register a platform device, populate its common
  * resources and returns a pointer to it.  Otherwise, return %NULL.
  *
- * The platform device's name will be taken from the @adev's _HID and _UID.
+ * Name of the platform device will be the same as @adev's.
  */
 struct platform_device *acpi_create_platform_device(struct acpi_device *adev)
 {