Apply suggestions from code review

Co-authored-by: Ketan Umare <[email protected]>
Signed-off-by: Mücahit Kantepe <[email protected]>

go/tasks/plugins/k8s/spark/spark.go

@@ -408,8 +408,8 @@ func getEventInfoForSpark(sj *sparkOp.SparkApplication) (*pluginsCore.TaskInfo,
 		}
 	} else if sj.Status.AppState.State == sparkOp.RunningState && sj.Status.DriverInfo.WebUIIngressAddress != "" {
 		// Older versions of spark-operator does not have http:// but newer versions have. 
-		customInfoMap[sparkDriverUI] = strings.TrimPrefix(sj.Status.DriverInfo.WebUIIngressAddress, "http://")
-		customInfoMap[sparkDriverUI] = fmt.Sprintf("https://%s", customInfoMap[sparkDriverUI])
+		uri := strings.TrimPrefix(sj.Status.DriverInfo.WebUIIngressAddress, "http://")
+		customInfoMap[sparkDriverUI] = fmt.Sprintf("https://%s", uri)
 		// Custom doesn't work unless the UI has a custom plugin to parse this, hence add to Logs as well.
 		taskLogs = append(taskLogs, &core.TaskLog{
 			Uri:           customInfoMap[sparkDriverUI],