Add and use usb-network package

The usb-network.bb addes the service and config to enable usb-network by
default.

Tested: Verify that the usbeth0 device is created by default.

Signed-off-by: Lei YU <yulei.sh@bytedance.com>
Change-Id: Ib06f889c42ca3a9dcfa264e05209d39832586f3e
diff --git a/recipes-bytedance/packagegroups/packagegroup-obmc-apps.bbappend b/recipes-bytedance/packagegroups/packagegroup-obmc-apps.bbappend
index ffe7726..2d3928d 100644
--- a/recipes-bytedance/packagegroups/packagegroup-obmc-apps.bbappend
+++ b/recipes-bytedance/packagegroups/packagegroup-obmc-apps.bbappend
@@ -1 +1 @@
-RDEPENDS_${PN}-extras_append = " phosphor-misc-usb-ctrl"
+RDEPENDS_${PN}-extras_append = " phosphor-misc-usb-ctrl usb-network"