fix circuit-breaker enhancement configuration .

spring-cloud-tencent-examples/polaris-circuitbreaker-example/polaris-circuitbreaker-example-a/src/main/resources/bootstrap.yml

@@ -13,6 +13,13 @@ spring:
       stat:
         enabled: true
         port: 28081
+#    tencent:
+#      rpc-enhancement:
+#        enabled: true
+#        ignore-internal-server-error: true
+#        series: server_error
+#        statuses: gateway_timeout, bad_gateway, service_unavailable
+
 feign:
   hystrix:
     enabled: true

spring-cloud-tencent-examples/polaris-circuitbreaker-example/polaris-circuitbreaker-example-b2/src/main/resources/bootstrap.yml

@@ -11,9 +11,3 @@ spring:
       stat:
         enabled: true
         port: 28083
-#    tencent:
-#      rpc-enhancement:
-#        enabled: true
-#        ignore-internal-server-error: true
-#        series: server_error
-#        statuses: gateway_timeout, bad_gateway, service_unavailable