qcacmn: qdf: Fix additional misspellings

Fix additional misspellings introduced since the last spelling
cleanup.

Change-Id: I04fc6b49c1876b80bdc3547cc50ad7f1e8ad00f2
CRs-Fixed: 3314151

qdf/inc/qdf_nbuf.h

@@ -1045,7 +1045,7 @@ enum cb_ftype {
 typedef __qdf_nbuf_t qdf_nbuf_t;
 
 /**
- * @qdf_nbuf_shared_info_t- Platform indepedent shared info
+ * @qdf_nbuf_shared_info_t- Platform independent shared info
  */
 typedef __qdf_nbuf_shared_info_t qdf_nbuf_shared_info_t;
 

qdf/linux/src/i_qdf_defer.h

@@ -73,7 +73,7 @@ void __qdf_defer_func(struct work_struct *work);
  * __qdf_bh_func() - bottom half handler
  * @arg: Pointer to bottom half abstraction
  *
- * This function services all Linux-specific bottom halfs
+ * This function services all Linux-specific bottom halves
  * and dispatches them to the correct handler using the
  * abstracted functional interface.
  *