OWNERS: Add chadnorvell@

Change-Id: Ie9784fdd678672fba04e3d4565d9009dc7b83693
Reviewed-on: https://pigweed-review.googlesource.com/c/pigweed/pigweed/+/111715
Reviewed-by: Keir Mierle <keir@google.com>
Commit-Queue: Chad Norvell <chadnorvell@google.com>
diff --git a/OWNERS b/OWNERS
index 924ab1c..e18a262 100644
--- a/OWNERS
+++ b/OWNERS
@@ -1,6 +1,7 @@
 akirabaruah@google.com
 alizhang@google.com
 amontanez@google.com
+chadnorvell@google.com
 davidrogers@google.com
 ewout@google.com
 frolv@google.com