build(docs): 更新文档生成配置

- 在 docfx.json 文件中添加了多个新的 csproj 项目引用
- 新增项目包括多租户、ASP.NET Core 多租户支持和授权抽象

Author: jianxuanbing

docs/docfx.json

@@ -19,6 +19,10 @@
             "**/Bing.Caching.csproj",
             "**/Bing.EventBus.csproj",
             "**/Bing.EventBus.Abstractions.csproj",
+            "**/Bing.MultiTenancy.csproj",
+            "**/Bing.MultiTenancy.Abstractions.csproj",
+            "**/Bing.AspNetCore.MultiTenancy.csproj",
+            "**/Bing.Authorization.Abstractions.csproj",
             "**/Bing.Logs.csproj",
             "**/Bing.Logs.Exceptionless.csproj",
             "**/Bing.Logs.Log4Net.csproj",