Refactor: Consolidation WEB API & HTTP API for document get_filter (#14248)

### What problem does this PR solve?

Before consolidation
Web API: POST /v1/document/filter
Http API - GET /api/v1/datasets/<dataset_id>/documents

After consolidation, Restful API -- GET
/api/v1/datasets/<dataset_id>/documents?type=filter
### Type of change

- [x] Refactoring

web/src/utils/api.ts

@@ -126,7 +126,8 @@ export default {
   documentInfos: `${webAPI}/document/infos`,
   uploadAndParse: `${webAPI}/document/upload_info`,
   setMeta: `${webAPI}/document/set_meta`,
-  getDatasetFilter: `${webAPI}/document/filter`,
+  getDatasetFilter: (datasetId: string) =>
+    `${restAPIv1}/datasets/${datasetId}/documents?type=filter`,
 
   // chat
   createChat: `${restAPIv1}/chats`,