Docs: update weight (#290)

Signed-off-by: Carson Yang <yangchuansheng33@gmail.com>

docSite/content/docs/workflow/examples/_index.md

@@ -1,5 +1,5 @@
 ---
-weight: 440
+weight: 140
 title: "编排示例"
 description: "介绍 FastGPT 的高级编排实践案例"
 icon: "list"

docSite/content/docs/workflow/examples/fixingEvidence.md

@@ -4,7 +4,7 @@ description: '利用指定回复，创建固定的开头和结尾'
 icon: 'healing'
 draft: false
 toc: true
-weight: 500
+weight: 142
 ---
 
 ![](/imgs/demo-fix-evidence1.png)

docSite/content/docs/workflow/examples/google_search.md

@@ -4,7 +4,7 @@ description: '将 FastGPT 外接搜索引擎'
 icon: 'search'
 draft: false
 toc: true
-weight: 500
+weight: 143
 ---
 
 ![](/imgs/google_search_1.png)

docSite/content/docs/workflow/examples/lab_appointment.md

@@ -4,7 +4,7 @@ description: '展示高级编排操作数据库的能力'
 icon: 'database'
 draft: false
 toc: true
-weight: 499
+weight: 141
 ---
 
 ![](/imgs/demo-appointment1.png)

docSite/content/docs/workflow/examples/op_question.md

@@ -4,7 +4,7 @@ description: '利用 GPT 优化和完善知识库搜索词，实现上下文关
 icon: 'search'
 draft: false
 toc: true
-weight: 500
+weight: 144
 ---
 
 ![](/imgs/demo_op_question1.png)