Docs: Add redirect to Using Components' new path (#43593)

Adds a redirect to Docs for a moved page.

GitOrigin-RevId: 70312d82cda990d5152bc9fc26a7df3cf9dea692

Author: mikewheaton

npm-packages/docs/_redirects

@@ -115,3 +115,4 @@
 /functions/args-validation          /functions/validation
 /zen                                /understanding/zen
 /open-source                        /self-hosting
+/components/using-components        /components/using