hal: update max channel count

Update target specific max channel count for kona

CRs-Fixed: 2405781
Change-Id: Ic5f8d0ee95d8f332e6fc466789a68de37aba368e
diff --git a/hal/Android.mk b/hal/Android.mk
index 53a2247..2b14f39 100644
--- a/hal/Android.mk
+++ b/hal/Android.mk
@@ -72,6 +72,7 @@
 endif
 ifneq ($(filter kona,$(TARGET_BOARD_PLATFORM)),)
   LOCAL_CFLAGS := -DPLATFORM_KONA
+  LOCAL_CFLAGS += -DMAX_TARGET_SPECIFIC_CHANNEL_CNT="4"
 endif
 ifneq ($(filter $(MSMSTEPPE) ,$(TARGET_BOARD_PLATFORM)),)
   LOCAL_CFLAGS := -DPLATFORM_MSMSTEPPE