docs: redirect integration links to 0.2 (#22326)

docs/vercel.json

@@ -41,6 +41,10 @@
       "source": "/docs/get_started/introduction(/?)",
       "destination": "/v0.2/docs/introduction/"
     },
+    {
+      "source": "/docs/integrations/:path(.*/?)*",
+      "destination": "/v0.2/docs/integrations/:path*"
+    },
     {
       "source": "/docs/:path(.*/?)*",
       "destination": "/v0.1/docs/:path*"