[apps]Update index.mdx (#21095)

Cloudflare Apps is deprecated. These menus > options unde the App dashboard are no longer available.

Author: nenizera

src/content/docs/support/more-dashboard-apps/cloudflare-apps/index.mdx

@@ -23,7 +23,3 @@ For any questions about the deprecation or support requests, reach out to apps-m
 We will be creating a new Apps experience. If you are interested, leave us feedback and sign up in [this form](https://forms.gle/sHxVMoQzZpTtuJak9).
 
 :::
-
-Below you will find links to the relevant sections for Cloudflare Apps support-focused material.
-
-<DirectoryListing />