wlan: Fix misspellings of "display" and "channel"

There should not be any misspellings or grammar errors in customer
visible strings or Open Source code.  Fix misspellings of "display" and
"channel" observed in code, comments, and user-visible strings.

Change-Id: Ibc2116ae2f5affc723f924865c52cb0f857cf4fb
CR-Fixed: 429978
diff --git a/CORE/SME/src/sme_common/sme_Api.c b/CORE/SME/src/sme_common/sme_Api.c
index 231661a..8f5157e 100644
--- a/CORE/SME/src/sme_common/sme_Api.c
+++ b/CORE/SME/src/sme_common/sme_Api.c
@@ -6799,7 +6799,7 @@
     \fn sme_transportDebug
     \brief  Dynamically monitoring Transport channels
             Private IOCTL will querry transport channel status if driver loaded
-    \param  displaySnapshot Dispaly transport cahnnel snapshot option
+    \param  displaySnapshot Display transport channel snapshot option
     \param  toggleStallDetect Enable stall detect feature
                               This feature will take effect to data performance
                               Not integrate till fully verification