Move the active health check properties to config repository

Author: MarianConstantinMarica

spring-petclinic-api-gateway/src/main/resources/application.yml

@@ -4,8 +4,6 @@ spring:
   config:
     import: optional:configserver:${CONFIG_SERVER_URL:http://localhost:8888/}
   cloud:
-    loadbalancer:
-      configurations: health-check
     gateway:
       routes:
         - id: vets-service