Build usbd

Bug: 63669128
Test: Manually tested whether usbd was able to configure
usb stack while boot-up.
Change-Id: I28ff31d14a6c12a7a85316f41409ceda3ca2a170
diff --git a/target/product/embedded.mk b/target/product/embedded.mk
index 20f0ebf..037b010 100644
--- a/target/product/embedded.mk
+++ b/target/product/embedded.mk
@@ -20,6 +20,7 @@
 PRODUCT_PACKAGES += \
     adb \
     adbd \
+    usbd \
     android.hardware.configstore@1.0-service \
     android.hidl.allocator@1.0-service \
     android.hidl.memory@1.0-impl \