BoardConfig.mk: update the settings for TARGET_KERNEL_SOURCE

now we will use kernel/linaro/armlt as the kernel source directory,
so updated TARGET_KERNEL_SOURCE to only point to kernel/linaro/armlt.

Otherwise it will cause problem on android-build when getting kernel information

Change-Id: I2baa5745afdfde08d322cefa72531707f338eeb8
Signed-off-by: Yongqin Liu <yongqin.liu@linaro.org>
1 file changed