Docs: change footer link (#468)

Signed-off-by: barnettZQG <barnett.zqg@gmail.com>

docusaurus.config.js

@@ -75,11 +75,11 @@ module.exports = {
               to: "/docs/quick-start",
             },
             {
-              label: "Case Studies",
-              to: "/docs/case-studies/jenkins-cicd",
+              label: "Tutorials",
+              to: "/docs/tutorials/webservice",
             },
             {
-              label: "Administrator Manuals",
+              label: "Extension",
               to: "/docs/platform-engineers/oam/oam-model",
             },
           ],

i18n/zh/docusaurus-theme-classic/footer.json

@@ -15,11 +15,11 @@
     "message": "快速开始",
     "description": "The label of footer link with label=Getting Started linking to /docs/install"
   },
-  "link.item.label.Case Studies": {
-    "message": "最佳实践",
+  "link.item.label.Tutorials": {
+    "message": "实践教程",
     "description": "The label of footer link with label=Getting Case Studies to /docs/case-studies"
   },
-  "link.item.label.Administrator Manuals": {
+  "link.item.label.Extension": {
     "message": "自定义扩展",
     "description": "The label of footer link with label=Administrator Manuals linking to /docs/platform-engineers/overview"
   },