增加系统的健康检测页面，JwtUtil多乘了1000，导致用户登录不会超时

sample/src/main/java/com/dji/sample/common/util/JwtUtil.java

@@ -39,7 +39,7 @@ public class JwtUtil {
 
     @Value("${jwt.age: 86400}")
     private void setAge(long age) {
-        JwtUtil.age = age * 1000;
+        JwtUtil.age = age;
     }
 
     @Value("${jwt.secret: CloudApiSample}")

sample/src/main/java/com/dji/sample/configuration/mvc/GlobalMVCConfigurer.java

@@ -36,6 +36,9 @@ public class GlobalMVCConfigurer implements WebMvcConfigurer {
         excludePaths.add("/swagger-ui/**");
         excludePaths.add("/v3/**");
         excludePaths.add("/ui/**");
+
+        excludePaths.add("/actuator/health");
+
         excludePaths.add("/" + managePrefix + manageVersion + "/devices/**/deviceInfo");
         excludePaths.add("/" + managePrefix + manageVersion + "/live/streams/start2");
         excludePaths.add("/" + managePrefix + manageVersion + "/live/streams/stop2");