celox: use old 4.4.3 toolchain for kernel compile

Change-Id: I4840e31749404dfe71ff4453c7d2921c976e79be
diff --git a/BoardConfigCommon.mk b/BoardConfigCommon.mk
index b6cf854..797c1e3 100644
--- a/BoardConfigCommon.mk
+++ b/BoardConfigCommon.mk
@@ -30,6 +30,9 @@
 # inherit from common msm8660
 -include device/samsung/msm8660-common/BoardConfigCommon.mk
 
+# Kernel toolchain
+TARGET_KERNEL_CUSTOM_TOOLCHAIN := arm-eabi-4.4.3
+
 # Kernel
 BOARD_KERNEL_CMDLINE        := androidboot.hardware=qcom usb_id_pin_rework=true no_console_suspend=true zcache
 BOARD_KERNEL_BASE           := 0x40400000