Address linter issues on older goangci linter for backport

This commit addresses some further linter issues along the
same pattern as the prior commit. These are introduced as the
linter version upstream is ahead and these errors are no longer
an issue.

Signed-off-by: Shyamsundar Ranganathan <[email protected]>

internal/controller/util/json_util.go

@@ -241,7 +241,8 @@ func getMatchingPods(pList *corev1.PodList, re *regexp.Regexp) []client.Object {
 
 	for _, pod := range pList.Items {
 		if re.MatchString(pod.Name) {
-			objs = append(objs, &pod)
+			podCopy := pod
+			objs = append(objs, &podCopy)
 		}
 	}
 
@@ -253,7 +254,8 @@ func getMatchingDeployments(dList *appsv1.DeploymentList, re *regexp.Regexp) []c
 
 	for _, pod := range dList.Items {
 		if re.MatchString(pod.Name) {
-			objs = append(objs, &pod)
+			podCopy := pod
+			objs = append(objs, &podCopy)
 		}
 	}
 
@@ -265,7 +267,8 @@ func getMatchingStatefulSets(ssList *appsv1.StatefulSetList, re *regexp.Regexp)
 
 	for _, pod := range ssList.Items {
 		if re.MatchString(pod.Name) {
-			objs = append(objs, &pod)
+			podCopy := pod
+			objs = append(objs, &podCopy)
 		}
 	}