Delete appstore directory

appstore/sentinel/data.yml

@@ -1,15 +0,0 @@
-additionalProperties:
-  key: sentinel
-  name: Sentinel Dashboard
-  tags:
-    - Runtime
-    - Middleware
-    - Local
-  shortDescZh: 阿里巴巴流量卫兵
-  shortDescEn: Alibaba Traffic Guard
-  type: runtime
-  crossVersionUpdate: true
-  limit: 0
-  website: https://sentinelguard.io/
-  github: https://github.com/alibaba/Sentinel
-  document: https://sentinelguard.io/