Update OpenIddict.md

docs/en/Modules/OpenIddict.md

@@ -215,6 +215,10 @@ This module implements OpenIddict stores:
 - `IOpenIddictScopeStore`
 - `IOpenIddictTokenStore`
 
+#### AbpOpenIddictStoreOptions
+
+You can configure the `PruneIsolationLevel/DeleteIsolationLevel` of `AbpOpenIddictStoreOptions` to set the isolation level for the store operations becasue different databases have different isolation levels.
+
 ##### Repositories
 
 The following custom repositories are defined in this module: