Fix file extension from *.bb to *.bbappend

linux-linaro-qcomlt%.bb was wrong file extension.
I modify this file extension from *.bb to *.bbappend.

Change-Id: Ib44d0496025d88faf7a34310cc3d208db668ca5a
Signed-off-by: Kotaro Hashimoto <Hashimoto.Kotaro@ds.MitsubishiElectric.co.jp>

diff --git a/meta-agl-bsp/meta-qcom/recipes-kernel/linux/linux-linaro-qcomlt%.bb b/meta-agl-bsp/meta-qcom/recipes-kernel/linux/linux-linaro-qcomlt%.bbappend
similarity index 100%
rename from meta-agl-bsp/meta-qcom/recipes-kernel/linux/linux-linaro-qcomlt%.bb
rename to meta-agl-bsp/meta-qcom/recipes-kernel/linux/linux-linaro-qcomlt%.bbappend