Feat: Add TavilyExtract operator #3221 (#8899)

### What problem does this PR solve?

Feat: Add TavilyExtract operator #3221

### Type of change


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

web/src/pages/agent/canvas/node/dropdown/next-step-dropdown.tsx

@@ -100,7 +100,7 @@ function AccordionOperators() {
           <OperatorItemList
             operators={[
               Operator.TavilySearch,
-              Operator.Crawler,
+              Operator.TavilyExtract,
               Operator.ExeSQL,
               Operator.Bing,
             ]}