qcacld-3.0: Remove enter and exit logs from bus bw handler

HDD bus bandwidth handler runs every 100ms and enter, exit logs
at every 100 ms is over flowing driver log buffer hence remove
hdd_enter and hdd_exit logs from __hdd_bus_bw_work_handler.

Change-Id: Ia3a3163eebf442af7371bb0bcd09bccff1f199d9
CRs-Fixed: 2323286

core/hdd/src/wlan_hdd_main.c

@@ -7722,8 +7722,6 @@ static void __hdd_bus_bw_work_handler(struct work_struct *work)
 	bool connected = false;
 	uint32_t ipa_tx_packets = 0, ipa_rx_packets = 0;
 
-	hdd_enter();
-
 	if (wlan_hdd_validate_context(hdd_ctx))
 		return;
 
@@ -7824,8 +7822,6 @@ restart_timer:
 		qdf_timer_mod(&hdd_ctx->bus_bw_timer,
 				hdd_ctx->config->busBandwidthComputeInterval);
 	qdf_spinlock_release(&hdd_ctx->bus_bw_timer_lock);
-
-	hdd_exit();
 }
 
 static void hdd_bus_bw_work_handler(struct work_struct *work)