qcacmn: Remove unneeded pktlog prototypes from hif

hif is not responsible for pktlog.  These prototypes
do not need to be defined here

Change-Id: I9dd99b9cb7ec9aa5f0763d8f6cc0e9f95d13c016
CRs-Fixed: 2004398

hif/src/sdio/if_sdio.h

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2013-2016 The Linux Foundation. All rights reserved.
+ * Copyright (c) 2013-2017 The Linux Foundation. All rights reserved.
  *
  * Previously licensed under the ISC license by Qualcomm Atheros, Inc.
  *
@@ -80,11 +80,6 @@ static inline void athdiag_procfs_remove(void)
 }
 #endif
 
-#ifndef REMOVE_PKT_LOG
-extern int pktlogmod_init(void *context);
-extern void pktlogmod_exit(void *context);
-#endif
-
 #define DMA_MAPPING_ERROR(dev, addr) dma_mapping_error((dev), (addr))
 
 int ath_sdio_probe(void *context, void *hif_handle);