Broken link fixed

Author: atikmapari

articles/key-vault/general/toc.yml

@@ -184,7 +184,7 @@
   - name: Node.js
     href: /javascript/api/overview/azure/key-vault-index
   - name: Python
-    href: /python/api/overview/azure/key-vault-index
+    href: /python/api/overview/azure/keyvault-keys-readme
   - name: REST
     href: /rest/api/keyvault
   - name: Resource Manager template