feat: change minimum for arbiter ha deployments

Signed-off-by: ehila <ehila@redhat.com>

Author: eggfoobar

go.mod

@@ -6,7 +6,7 @@ require (
 	github.com/davecgh/go-spew v1.1.2-0.20180830191138-d8f796af33cc
 	github.com/ghodss/yaml v1.0.0
 	github.com/google/go-cmp v0.6.0
-	github.com/openshift/api v0.0.0-20241001152557-e415140e5d5f
+	github.com/openshift/api v0.0.0-20241211151016-1a7b90faeadf
 	github.com/openshift/build-machinery-go v0.0.0-20241031155326-6ae126a9cb72
 	github.com/openshift/client-go v0.0.0-20241001162912-da6d55e4611f
 	github.com/openshift/library-go v0.0.0-20241120135057-fc703a7407c9

go.sum

@@ -148,8 +148,8 @@ github.com/onsi/ginkgo/v2 v2.19.0 h1:9Cnnf7UHo57Hy3k6/m5k3dRfGTMXGvxhHFvkDTCTpvA
 github.com/onsi/ginkgo/v2 v2.19.0/go.mod h1:rlwLi9PilAFJ8jCg9UE1QP6VBpd6/xj3SRC0d6TU0To=
 github.com/onsi/gomega v1.33.1 h1:dsYjIxxSR755MDmKVsaFQTE22ChNBcuuTWgkUDSubOk=
 github.com/onsi/gomega v1.33.1/go.mod h1:U4R44UsT+9eLIaYRB2a5qajjtQYn0hauxvRm16AVYg0=
-github.com/openshift/api v0.0.0-20241001152557-e415140e5d5f h1:ya1OmyZm3LIIxI3U9VE9Nyx3ehCHgBwxyFUPflYPWls=
-github.com/openshift/api v0.0.0-20241001152557-e415140e5d5f/go.mod h1:Shkl4HanLwDiiBzakv+con/aMGnVE2MAGvoKp5oyYUo=
+github.com/openshift/api v0.0.0-20241211151016-1a7b90faeadf h1:v0zcEm7GikYbs/N+YLLpKV75ASm7WpMRiSDZpvJvXnk=
+github.com/openshift/api v0.0.0-20241211151016-1a7b90faeadf/go.mod h1:Shkl4HanLwDiiBzakv+con/aMGnVE2MAGvoKp5oyYUo=
 github.com/openshift/build-machinery-go v0.0.0-20241031155326-6ae126a9cb72 h1:kMM+Ea3YFrcoYS76RhhBA7uELy97JM0gwqnyoy7fxco=
 github.com/openshift/build-machinery-go v0.0.0-20241031155326-6ae126a9cb72/go.mod h1:8jcm8UPtg2mCAsxfqKil1xrmRMI3a+XU2TZ9fF8A7TE=
 github.com/openshift/client-go v0.0.0-20241001162912-da6d55e4611f h1:FRc0bVNWprihWS0GqQWzb3dY4dkCwpOP3mDw5NwSoR4=

pkg/controllers/readiness/unsupported_override.go

@@ -3,9 +3,10 @@ package readiness
 import (
 	"bytes"
 	"encoding/json"
-	configv1 "github.com/openshift/api/config/v1"
 	"strconv"
 
+	configv1 "github.com/openshift/api/config/v1"
+
 	utilruntime "k8s.io/apimachinery/pkg/util/runtime"
 
 	operatorv1 "github.com/openshift/api/operator/v1"
@@ -60,6 +61,8 @@ func getExpectedMinimumNumberOfMasters(spec *operatorv1.OperatorSpec, topologyMo
 	switch {
 	case topologyMode == configv1.SingleReplicaTopologyMode:
 		return 1
+	case topologyMode == configv1.HighlyAvailableArbiterMode:
+		return 2
 	case err != nil:
 		utilruntime.HandleError(err)
 		return 3