Update OWNERS

This project is used by the packages/modules/GeoTZ code so point
the OWNERS there.

Test: None
Change-Id: Icb002c886fbbda30b0304de5160432187f5da034
diff --git a/OWNERS b/OWNERS
index 975f73c..c87af75 100644
--- a/OWNERS
+++ b/OWNERS
@@ -1,3 +1,2 @@
 # Bug component: 847766
-nfuller@google.com
-include platform/libcore:/OWNERS
+include platform/packages/modules/GeoTZ:/OWNERS