Add extractorservice executable to base config

Change-Id: I0ffbe183decfd76be681e08b8627c3d789c4b916
diff --git a/target/product/base.mk b/target/product/base.mk
index b52695f..5e816c6 100644
--- a/target/product/base.mk
+++ b/target/product/base.mk
@@ -102,6 +102,7 @@
     media \
     media_cmd \
     mediaserver \
+    mediaextractor \
     monkey \
     mtpd \
     ndc \