Feat: Store the pagerank field at the outermost #3794 (#3822)

### What problem does this PR solve?

Feat: Store the pagerank field at the outermost #3794

### Type of change


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

web/src/components/page-rank.tsx

@@ -9,7 +9,7 @@ const PageRank = () => {
       <Flex gap={20} align="center">
         <Flex flex={1}>
           <Form.Item
-            name={['parser_config', 'pagerank']}
+            name={['pagerank']}
             noStyle
             initialValue={0}
             rules={[{ required: true }]}
@@ -18,7 +18,7 @@ const PageRank = () => {
           </Form.Item>
         </Flex>
         <Form.Item
-          name={['parser_config', 'pagerank']}
+          name={['pagerank']}
           noStyle
           initialValue={0}
           rules={[{ required: true }]}

web/src/pages/add-knowledge/components/knowledge-setting/hooks.ts

@@ -59,6 +59,7 @@ export const useFetchKnowledgeConfigurationOnMount = (form: FormInstance) => {
         'parser_id',
         'language',
         'parser_config',
+        'pagerank',
       ]),
       avatar: fileList,
     });