Remove unused APIRequest component from uploading-certificates

Author: RebeccaTamachiro

src/content/docs/cloudflare-for-platforms/cloudflare-for-saas/security/certificate-management/custom-certificates/uploading-certificates.mdx

@@ -10,7 +10,7 @@ head:
 
 ---
 
-import { Render, TabItem, Tabs, APIRequest } from "~/components"
+import { Render, TabItem, Tabs } from "~/components"
 
 Learn how to manage custom certificates for your Cloudflare for SaaS custom hostnames. For use cases and limitations, refer to [custom certificates](/cloudflare-for-platforms/cloudflare-for-saas/security/certificate-management/custom-certificates/).