feat: Add GoogleScholar #918 (#1818)

### What problem does this PR solve?
feat: Add GoogleScholar #918
### Type of change


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

web/src/pages/flow/hooks.ts

@@ -37,6 +37,7 @@ import {
   initialCategorizeValues,
   initialDuckValues,
   initialGenerateValues,
+  initialGoogleScholarValues,
   initialGoogleValues,
   initialKeywordExtractValues,
   initialMessageValues,
@@ -97,6 +98,7 @@ export const useInitializeOperatorParams = () => {
       [Operator.ArXiv]: initialArXivValues,
       [Operator.Google]: initialGoogleValues,
       [Operator.Bing]: initialBingValues,
+      [Operator.GoogleScholar]: initialGoogleScholarValues,
     };
   }, [llmId]);