[Volunteer #5641] Improper word usage in Plugin Logging-Kafka configuration#namesrvAddr #6445

Job	Run time
build (shenyu-integrated-test-k8s-ingress-http)	13m 9s
build (shenyu-integrated-test-k8s-ingress-apache-dubbo)	12m 43s
build (shenyu-integrated-test-k8s-ingress-motan)	13m 5s
build (shenyu-integrated-test-k8s-ingress-spring-cloud)	14m 30s
build (shenyu-integrated-test-k8s-ingress-websocket)	13m 11s
build (shenyu-integrated-test-k8s-ingress-grpc)	13m 13s
	1h 19m 51s

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