Remove remaining warning at the top of uploading-certificates

Author: RebeccaTamachiro

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

@@ -13,11 +13,6 @@ import { Render } from "~/components"
 
 For use cases and limitations, refer to [custom certificates](/cloudflare-for-platforms/cloudflare-for-saas/security/certificate-management/custom-certificates/).
 
-:::caution
-
-You can only use one of the different [supported types](/cloudflare-for-platforms/cloudflare-for-saas/security/certificate-management/custom-certificates/#limitations). For example, you cannot upload an `SHA256WithRSA` + `ECDSAWithSHA256` certificate.
-:::
-
 ## Upload certificates
 
 ### With the dashboard