qcacmn: Fix convert_gpio_direction() documentation

Fix the documentation of convert_gpio_direction() to match the code.

Change-Id: I0c595e346aa734759b4d7668d5ab9ead5501f00c
CRs-Fixed: 3330739

wmi/src/wmi_unified_gpio_tlv.c

@@ -1,5 +1,6 @@
 /*
  * Copyright (c) 2020-2021, The Linux Foundation. All rights reserved.
+ * Copyright (c) 2022 Qualcomm Innovation Center, Inc. All rights reserved.
  *
  * Permission to use, copy, modify, and/or distribute this software for any
  * purpose with or without fee is hereby granted, provided that the above
@@ -20,7 +21,7 @@
 #include <wmi_unified_gpio_api.h>
 
 /**
- * convert_gpio_dir() - Function to convert unified gpio direction
+ * convert_gpio_direction() - Function to convert unified gpio direction
  * @dir: pointer to enum gpio_direction
  *
  * Convert the wmi unified gpio direction to FW TLV WMI gpio direction