Nominating myself (@aabmass) as codeowner (#868)

aabmass · web-flow · commit 909a4204308d · 2020-11-12T08:48:23.000-08:00
diff --git a/.github/CODEOWNERS b/.github/CODEOWNERS
@@ -2,4 +2,4 @@
 # This file controls who is tagged for review for any given pull request.
 
 # For anything not explicitly taken by someone else:
-*               @census-instrumentation/global-owners @mayurkale22 @hekike @draffensperger
+*               @census-instrumentation/global-owners @mayurkale22 @hekike @draffensperger @aabmass
