raviole: add PRODUCT_SOONG_NAMESPACES for trusty liboemcrypto.so

Bug: 179364089
Change-Id: Id7f8c243743badbd29f1c2e3b74baecec049180e
diff --git a/device-whitefin.mk b/device-whitefin.mk
index c11f7e5..a583358 100644
--- a/device-whitefin.mk
+++ b/device-whitefin.mk
@@ -57,3 +57,6 @@
 
 # PowerStats HAL
 PRODUCT_SOONG_NAMESPACES += device/google/raviole/powerstats/whitefin
+
+# Trusty liboemcrypto.so
+PRODUCT_SOONG_NAMESPACES += vendor/google_devices/raviole/prebuilts