chore: remove PluginOrderingVersionCutoff & TLSPassthroughCutoff checks (#4795)

Author: programmer04

internal/versions/versions.go

@@ -14,9 +14,6 @@ var (
 	// ExplicitRegexPathVersionCutoff is the lowest Kong version requiring the explicit "~" prefixes in regular expression paths.
 	ExplicitRegexPathVersionCutoff = semver.Version{Major: 3, Minor: 0}
 
-	// PluginOrderingVersionCutoff is the Kong version prior to the addition of plugin ordering.
-	PluginOrderingVersionCutoff = semver.Version{Major: 3}
-
 	// ConsumerGroupsVersionCutoff is the Kong version prior to the addition of Consumer Groups as first class citizens.
 	ConsumerGroupsVersionCutoff = semver.Version{Major: 3, Minor: 4}
 

test/integration/plugin_test.go

@@ -20,7 +20,6 @@ import (
 	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
 
 	"github.com/kong/kubernetes-ingress-controller/v2/internal/annotations"
-	"github.com/kong/kubernetes-ingress-controller/v2/internal/versions"
 	kongv1 "github.com/kong/kubernetes-ingress-controller/v2/pkg/apis/configuration/v1"
 	"github.com/kong/kubernetes-ingress-controller/v2/pkg/clientset"
 	"github.com/kong/kubernetes-ingress-controller/v2/test"
@@ -160,7 +159,6 @@ func TestPluginEssentials(t *testing.T) {
 func TestPluginOrdering(t *testing.T) {
 	t.Parallel()
 
-	RunWhenKongVersion(t, fmt.Sprintf(">=%s", versions.PluginOrderingVersionCutoff))
 	RunWhenKongEnterprise(t)
 
 	ctx := context.Background()

test/integration/tcpingress_test.go

@@ -21,7 +21,6 @@ import (
 	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
 
 	"github.com/kong/kubernetes-ingress-controller/v2/internal/annotations"
-	"github.com/kong/kubernetes-ingress-controller/v2/internal/versions"
 	kongv1beta1 "github.com/kong/kubernetes-ingress-controller/v2/pkg/apis/configuration/v1beta1"
 	"github.com/kong/kubernetes-ingress-controller/v2/pkg/clientset"
 	"github.com/kong/kubernetes-ingress-controller/v2/test"
@@ -310,8 +309,6 @@ func TestTCPIngressTLSPassthrough(t *testing.T) {
 	// after determining why the gateway is discarding these requests and applying any necessary fixes.
 	// RunWhenKongExpressionRouter(t)
 
-	RunWhenKongVersion(t, fmt.Sprintf(">=%s", versions.TLSPassthroughCutoff))
-
 	t.Log("locking Gateway TLS ports")
 	tlsMutex.Lock()
 	t.Cleanup(func() {