feat: support the shortest response time loadbalancer

spring-cloud-starter-tencent-polaris-discovery/src/main/java/com/tencent/cloud/polaris/loadbalancer/PolairsShortestResponseTimeLoadBalancerProperties.java

@@ -8,7 +8,7 @@ public class PolairsShortestResponseTimeLoadBalancerProperties {
 	/**
 	 * Slide period in milliseconds.
 	 */
-	@Value("${spring.cloud.polaris.loadbalancer.polarisShortestResponseTime.slidePeriod:30000}")
+	@Value("${spring.cloud.polaris.loadbalancer.polaris-shortest-response-time.slide-period:30000}")
 	private long slidePeriod;
 
 	long getSlidePeriod() {

spring-cloud-starter-tencent-polaris-discovery/src/main/java/com/tencent/cloud/polaris/loadbalancer/PolarisLoadBalancerAutoConfiguration.java

@@ -18,8 +18,6 @@
 package com.tencent.cloud.polaris.loadbalancer;
 
 import com.tencent.cloud.polaris.context.ConditionalOnPolarisEnabled;
-import com.tencent.cloud.rpc.enhancement.stat.config.PolarisStatProperties;
-import com.tencent.cloud.rpc.enhancement.stat.config.StatConfigModifier;
 
 import org.springframework.boot.autoconfigure.AutoConfigureAfter;
 import org.springframework.boot.autoconfigure.condition.ConditionalOnMissingBean;

spring-cloud-starter-tencent-polaris-discovery/src/main/resources/META-INF/additional-spring-configuration-metadata.json

@@ -166,7 +166,7 @@
       "description": "loadbalancer strategy."
     },
     {
-      "name": "spring.cloud.polaris.loadbalancer.polarisShortestResponseTime.slidePeriod",
+      "name": "spring.cloud.polaris.loadbalancer.polaris-shortest-response-time.slide-period",
       "type": "java.lang.Long",
       "defaultValue": 30000,
       "description": "The length of the average response time calculation window for instances in milliseconds. The default is 30000 milliseconds."
@@ -195,6 +195,10 @@
         {
           "value": "polarisRingHash",
           "description": "polaris ring hash load balancer."
+        },
+        {
+          "value": "polarisLeastConnection",
+          "description": "polaris least connection load balancer."
         }
       ]
     }