Update gflags owners file

Change-Id: I733296e33afb847002768a05b6346224b97a5640
Reviewed-on: https://fuchsia-review.googlesource.com/c/third_party/gflags/+/641864
Reviewed-by: Francois Rousseau <frousseau@google.com>
diff --git a/OWNERS b/OWNERS
index eb3a1fb..1fa2ba3 100644
--- a/OWNERS
+++ b/OWNERS
@@ -1,6 +1,8 @@
+anhwang@google.com
 azani@google.com
 camrdale@google.com
-ninai@google.com
+frousseau@google.com
+jaredweinstein@google.com
 pesk@google.com
 stevefung@google.com
 zmbush@google.com