qcacmn: Use a max of 5 WBM2SW rings for whunt failure

The maximum WBM2SW rings in whunt for MSL is 5 and
the same could be 4 in wlan code which will result
in wcov failure for MSL. Use a maximum of 5 WBM2SW
rings for HSP based on FW_SIM config flag to address
this failure.

Change-Id: I16770566710efeeea7acbb51f6710e7a996b5cac
CRs-Fixed: 3167050

hal/wifi3.0/qca6750/hal_6750.c

@@ -2349,7 +2349,7 @@ struct hal_hw_srng_config hw_srng_table_6750[] = {
 	},
 	{ /* WBM2SW_RELEASE */
 		.start_ring_id = HAL_SRNG_WBM2SW0_RELEASE,
-#ifdef TX_MULTI_TCL
+#if defined(TX_MULTI_TCL) || defined(CONFIG_PLD_IPCIE_FW_SIM)
 		.max_rings = 5,
 #else
 		.max_rings = 4,