Merge pull request getporter#2757 from schristoff/update_schristoff

Add schristoff and arschles as maintainers

CONTRIBUTORS.md

@@ -79,5 +79,5 @@ and we will add you. **All** contributors belong here. 💯
 * [Omar Kohl](https://github.com/omarkohl)
 * [James Blair](https://github.com/jmhbnz)
 * [Chengwei Guo](https://github.com/cw-Guo)
-* [Sarah Christoff](https://github.com/hypernovasunnix)
+* [Sarah Christoff](https://github.com/schristoff)
 * [Aleksey Barabanov](https://github.com/alekseybb197)

OWNERS

@@ -1,10 +1,13 @@
 # reviewers can comment with /lgtm, a label "lgtm" is put on the issue
 reviewers:
 - vinozzz
+- arschles
+- schristoff
 
 # approvers can comment with /approve, the bot leaves an approve code review, allowing it to be merged
 approvers:
-- carolynvs
 - vinozzz
+- arschles
+- schristoff
 
 # Once a PR has the lgtm label, and a "green" code review (from /approve), a cron job will notice the PR and merge it

OWNERS.md

@@ -18,6 +18,8 @@ These are the members of the [maintainers team](https://github.com/orgs/getporte
 * [Yingrong Zhao](https://github.com/vinozzz)
 * [Brian DeGeeter](https://github.com/bdegeeter)
 * [Steven Gettys](https://github.com/sgettys)
+* [Sarah Christoff](https://github.com/schristoff)
+* [Aaron Schlesinger](https://github.com/arschles)
 
 ## Emeritus Maintainers