Add owner file for MTS repo.

Test: N/A
Bug: 145953473
Change-Id: I10810bab54b181cfd9ca7899ca857b6e84baee83
diff --git a/OWNERS b/OWNERS
new file mode 100644
index 0000000..6e7f570
--- /dev/null
+++ b/OWNERS
@@ -0,0 +1,3 @@
+# Root Owners of the MTS repo for code reviews
+chenzhu@google.com
+yuwu@google.com