Revert "Add OWNERS block to prevent the tree from mooving during migration."

Migration of frameworks/base/packages/Tethering is complete, removing
the OWNERS block.
This reverts commit 1623eb61d5e753ca7a2c48bf41eefc235d3f79b1.
BUG: 167962976
Test: TH

Change-Id: Ic89c084604788b4d41cf854e5015c8ce7791c64d
diff --git a/Tethering/OWNERS b/Tethering/OWNERS
index a6c21fc..5b42d49 100644
--- a/Tethering/OWNERS
+++ b/Tethering/OWNERS
@@ -1,2 +1,2 @@
-set noparent # while performing migration - b/167962976
-baligh@google.com
+include platform/packages/modules/NetworkStack/:/OWNERS
+markchien@google.com