Add obmc-bsp-common.inc

Without obmc-bsp-common.inc in machine/on5263m5.conf,
it seems that the image-bmc can not be generated, so it
is added

Tested: export meta-inspur/meta-on5263m5/conf and build
obmc-phosphor-image, verify the images are built

Change-Id: I4bb14f0a94dc982b52c3c00c1e5aca5e210f3ef0
Signed-off-by: John Wang <wangzqbj@inspur.com>
diff --git a/meta-on5263m5/conf/machine/on5263m5.conf b/meta-on5263m5/conf/machine/on5263m5.conf
index c113544..ba8ce10 100644
--- a/meta-on5263m5/conf/machine/on5263m5.conf
+++ b/meta-on5263m5/conf/machine/on5263m5.conf
@@ -2,6 +2,7 @@
 KERNEL_DEVICETREE = "${KMACHINE}-bmc-inspur-${MACHINE}.dtb"
 
 require conf/machine/include/ast2500.inc
+require conf/machine/include/obmc-bsp-common.inc
 require conf/machine/include/inspur.inc
 
 UBOOT_MACHINE = "ast_g5_phy_config"