Adding vendor specific overlays

Change-Id: I006904ad59ef7cf38cdfe3b60e0dc81e037cc425
diff --git a/m_shamu.mk b/m_shamu.mk
index 837b715..2b03736 100644
--- a/m_shamu.mk
+++ b/m_shamu.mk
@@ -41,4 +41,4 @@
     DMService
 
 PRODUCT_PACKAGE_OVERLAYS += vendor/moto/shamu/overlay
-
+PRODUCT_PACKAGE_OVERLAYS += vendor/broadcom/shamu/overlay