Rename servicename to kerberosServiceName

Signed-off-by: Arun Yogesh <6723526+ArunYogesh@users.noreply.github.com>

pkg/scalers/kafka_scaler.go

@@ -75,10 +75,10 @@ type kafkaMetadata struct {
 	password string
 
 	// GSSAPI
-	keytabPath         string
-	realm              string
-	kerberosConfigPath string
-	serviceName        string
+	keytabPath          string
+	realm               string
+	kerberosConfigPath  string
+	kerberosServiceName string
 
 	// OAUTHBEARER
 	scopes                []string
@@ -292,8 +292,8 @@ func parseKerberosParams(config *scalersconfig.ScalerConfig, meta *kafkaMetadata
 	}
 	meta.kerberosConfigPath = path
 
-	if config.AuthParams["serviceName"] != "" {
-		meta.serviceName = strings.TrimSpace(config.AuthParams["serviceName"])
+	if config.AuthParams["kerberosServiceName"] != "" {
+		meta.kerberosServiceName = strings.TrimSpace(config.AuthParams["kerberosServiceName"])
 	}
 
 	meta.saslType = mode
@@ -546,8 +546,8 @@ func getKafkaClients(metadata kafkaMetadata) (sarama.Client, sarama.ClusterAdmin
 	if metadata.saslType == KafkaSASLTypeGSSAPI {
 		config.Net.SASL.Enable = true
 		config.Net.SASL.Mechanism = sarama.SASLTypeGSSAPI
-		if metadata.serviceName != "" {
-			config.Net.SASL.GSSAPI.ServiceName = metadata.serviceName
+		if metadata.kerberosServiceName != "" {
+			config.Net.SASL.GSSAPI.ServiceName = metadata.kerberosServiceName
 		} else {
 			config.Net.SASL.GSSAPI.ServiceName = "kafka"
 		}