qcacmn: Fix Datapath kernel checkpatch warnings in cdp_txrx_ctrl.h

Fix Datapath kernel checkpatch warnings in cdp_txrx_ctrl.h

Change-Id: I19a361cef8d2ace118c7e18754ba5986063c95dc
CRs-Fixed: 2033691

dp/inc/cdp_txrx_ctrl.h

@@ -24,7 +24,7 @@
  * under proprietary terms before Copyright ownership was assigned
  * to the Linux Foundation.
  */
- /**
+/**
  * @file cdp_txrx_ctrl.h
  * @brief Define the host data path control API functions
  * called by the host control SW and the OS interface module