Feat: Delete unused code in the data pipeline #9869 (#9971)

### What problem does this PR solve?

Feat: Delete unused code in the data pipeline #9869
### Type of change


- [x] New Feature (non-breaking change which adds functionality)

web/src/pages/data-flow/hooks.tsx

@@ -18,7 +18,6 @@ import {
   initialAkShareValues,
   initialArXivValues,
   initialBaiduFanyiValues,
-  initialBaiduValues,
   initialBeginValues,
   initialBingValues,
   initialCategorizeValues,
@@ -103,7 +102,6 @@ export const useInitializeOperatorParams = () => {
         llm_id: llmId,
       },
       [Operator.DuckDuckGo]: initialDuckValues,
-      [Operator.Baidu]: initialBaiduValues,
       [Operator.Wikipedia]: initialWikipediaValues,
       [Operator.PubMed]: initialPubMedValues,
       [Operator.ArXiv]: initialArXivValues,