cleanup test case where the error was expected on invalid host.

New changes done to the controller-runtime to make the rest mapper
truly lazy in nature now means that the connection is never really
validated until the first connection is made. So the current test is
basically of no use anymore. Cleaning them up.

xref: kubernetes-sigs/controller-runtime#2296

Author: harshanarayana

klient/k8s/resources/resources_test.go

@@ -30,7 +30,6 @@ import (
 	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
 	"k8s.io/apimachinery/pkg/labels"
 	"k8s.io/apimachinery/pkg/types"
-	"k8s.io/client-go/rest"
 	log "k8s.io/klog/v2"
 
 	"sigs.k8s.io/e2e-framework/klient/k8s"
@@ -98,17 +97,6 @@ func TestResNoConfig(t *testing.T) {
 	}
 }
 
-func TestResInvalidConfig(t *testing.T) {
-	cfg := &rest.Config{
-		Host: "invalid-host",
-	}
-
-	_, err := New(cfg)
-	if err == nil {
-		t.Error("expected panic while invoking Res with invalid k8s config")
-	}
-}
-
 func TestUpdate(t *testing.T) {
 	res, err := New(cfg)
 	if err != nil {