NacosWatch use a separate thread pool

spring-cloud-alibaba-starters/spring-cloud-starter-alibaba-nacos-discovery/src/main/java/com/alibaba/cloud/nacos/discovery/NacosDiscoveryClientConfiguration.java

@@ -20,7 +20,6 @@ import com.alibaba.cloud.nacos.ConditionalOnNacosDiscoveryEnabled;
 import com.alibaba.cloud.nacos.NacosDiscoveryProperties;
 import com.alibaba.cloud.nacos.NacosServiceManager;
 
-import org.springframework.beans.factory.ObjectProvider;
 import org.springframework.boot.autoconfigure.AutoConfigureAfter;
 import org.springframework.boot.autoconfigure.AutoConfigureBefore;
 import org.springframework.boot.autoconfigure.condition.ConditionalOnMissingBean;
@@ -32,7 +31,6 @@ import org.springframework.cloud.client.discovery.DiscoveryClient;
 import org.springframework.cloud.client.discovery.simple.SimpleDiscoveryClientAutoConfiguration;
 import org.springframework.context.annotation.Bean;
 import org.springframework.context.annotation.Configuration;
-import org.springframework.scheduling.concurrent.ThreadPoolTaskScheduler;
 
 /**
  * @author xiaojing
@@ -58,10 +56,8 @@ public class NacosDiscoveryClientConfiguration {
 	@ConditionalOnProperty(value = "spring.cloud.nacos.discovery.watch.enabled",
 			matchIfMissing = true)
 	public NacosWatch nacosWatch(NacosServiceManager nacosServiceManager,
-			NacosDiscoveryProperties nacosDiscoveryProperties,
-			ObjectProvider<ThreadPoolTaskScheduler> taskExecutorObjectProvider) {
-		return new NacosWatch(nacosServiceManager, nacosDiscoveryProperties,
-				taskExecutorObjectProvider);
+			NacosDiscoveryProperties nacosDiscoveryProperties) {
+		return new NacosWatch(nacosServiceManager, nacosDiscoveryProperties);
 	}
 
 }

spring-cloud-alibaba-starters/spring-cloud-starter-alibaba-nacos-discovery/src/main/java/com/alibaba/cloud/nacos/discovery/NacosWatch.java

@@ -66,6 +66,14 @@ public class NacosWatch implements ApplicationEventPublisherAware, SmartLifecycl
 
 	private final ThreadPoolTaskScheduler taskScheduler;
 
+	public NacosWatch(NacosServiceManager nacosServiceManager,
+			NacosDiscoveryProperties properties) {
+		this.nacosServiceManager = nacosServiceManager;
+		this.properties = properties;
+		this.taskScheduler = getTaskScheduler();
+	}
+
+	@Deprecated
 	public NacosWatch(NacosServiceManager nacosServiceManager,
 			NacosDiscoveryProperties properties,
 			ObjectProvider<ThreadPoolTaskScheduler> taskScheduler) {