feat: 显示通知，应用安装之后获取应用管控

app/src/main/java/com/aoleyun/sn/utils/JgyUtils.java

@@ -245,7 +245,11 @@ public class JgyUtils {
     public static void init(Context context) {
         if (sInstance == null) {
             Log.e(TAG, "init: ");
-            sInstance = new JgyUtils(context);
+            synchronized (JgyUtils.class) {
+                if (sInstance == null) {
+                    sInstance = new JgyUtils(context);
+                }
+            }
         }
     }
 
@@ -3009,6 +3013,7 @@ public class JgyUtils {
         }
     }
 
+    @Deprecated
     public List<String> getHidePackage() {
         String jsonString = cacheHelper.getAsString(UrlAddress.GET_HIDE_DESKTOPICON);
         //为 "" 是已经请求成功的