AUT-3895: External egress for Reverification.

The ReverificationResultHandler lambda needs to call the IPV API for
token and userinfo requests.  To allow this its needs to external
egress given by the authentication_egress_security_group_id security
group.

ci/terraform/oidc/reverification-result.tf

@@ -55,7 +55,7 @@ module "reverification_result" {
 
   authentication_vpc_arn = local.authentication_vpc_arn
   security_group_ids = [
-    local.authentication_security_group_id,
+    local.authentication_egress_security_group_id,
     local.authentication_oidc_redis_security_group_id,
   ]
   subnet_id                              = local.authentication_private_subnet_ids