fix: doc error (#21108)

web/app/(commonLayout)/datasets/template/template.en.mdx

@@ -54,7 +54,7 @@ import { Row, Col, Properties, Property, Heading, SubProperty, PropertyInstructi
       </Property>
       <Property name='indexing_technique' type='string' key='indexing_technique'>
         Index mode
-          - <code>high_quality</code> High quality: embedding using embedding model, built as vector database index
+          - <code>high_quality</code> High quality: Embedding using embedding model, built as vector database index
           - <code>economy</code> Economy: Build using inverted index of keyword table index
       </Property>
       <Property name='doc_form' type='string' key='doc_form'>

web/app/(commonLayout)/datasets/template/template.zh.mdx

@@ -55,7 +55,7 @@ import { Row, Col, Properties, Property, Heading, SubProperty, PropertyInstructi
       <Property name='indexing_technique' type='string' key='indexing_technique'>
         索引方式
           - <code>high_quality</code> 高质量：使用  
-        ding 模型进行嵌入，构建为向量数据库索引
+        Embedding 模型进行嵌入，构建为向量数据库索引
           - <code>economy</code> 经济：使用 keyword table index 的倒排索引进行构建
       </Property>
       <Property name='doc_form' type='string' key='doc_form'>