Add Zendesk to authors file

KJ Tsanaktsidis · KJ Tsanaktsidis · commit 978b6bd00d13 · 2020-05-12T13:31:56.000+10:00
diff --git a/AUTHORS b/AUTHORS
@@ -107,3 +107,4 @@ Multiplay Ltd.
 Percona LLC
 Pivotal Inc.
 Stripe Inc.
+Zendesk Inc.
