migration to oidc connection

Signed-off-by: Tim Zhou <tizhou@redhat.com>
(cherry picked from commit 147c64c)
Signed-off-by: Paul Holzinger <pholzing@redhat.com>

Author: timcoding1988

.cirrus.yml

@@ -27,7 +27,10 @@ env:
 
 gcp_credentials: ENCRYPTED[f6a0e4101418bec8180783b208721fc990772817364fed0346f5fd126bf0cfca03738dd8c7fb867944637a1eac7cec37]
 
-aws_credentials: ENCRYPTED[db54f7f642877c68cc64fb78468ef99170d387ef6ece5172b2d6fbbb8095d4d276909468c339fe3b38234340bae2189d]
+aws_credentials:
+  role_arn: arn:aws:iam::449134212816:role/aardvark-dns-ci-role
+  role_session_name: cirrus
+  region: us-east-1
 
 build_task:
   alias: "build"