qcacmn: Fix Datapath kernel checkpatch warnings in cdp_txrx_mon.h

Fix Datapath kernel checkpatch warnings in cdp_txrx_mon.h

Change-Id: I5b80583da04ade9c9ed7c9cc993dd3f61d7c40c8
CRs-Fixed: 2033691

dp/inc/cdp_txrx_mon.h

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