meta-google: Add lsusb to busybox

This makes checking usb devices easier.

Tested: The lsusb command is usable on target system.

Signed-off-by: Yong Zhao <yozhao@google.com>
Change-Id: I928abcb60579d01c167a2a9b6d6fc7f71d29b307
diff --git a/meta-google/recipes-core/busybox/busybox_%.bbappend b/meta-google/recipes-core/busybox/busybox_%.bbappend
index 38863ec..affe663 100644
--- a/meta-google/recipes-core/busybox/busybox_%.bbappend
+++ b/meta-google/recipes-core/busybox/busybox_%.bbappend
@@ -3,4 +3,5 @@
     file://udhcpc6.cfg \
     file://ip.cfg \
     file://ls.cfg \
+    file://lsusb.cfg \
 "
diff --git a/meta-google/recipes-core/busybox/files/lsusb.cfg b/meta-google/recipes-core/busybox/files/lsusb.cfg
new file mode 100644
index 0000000..2aba6ef
--- /dev/null
+++ b/meta-google/recipes-core/busybox/files/lsusb.cfg
@@ -0,0 +1 @@
+CONFIG_LSUSB=y