Improve formatting of depreaction note.

Also try to appease markdownlint ...

Signed-off-by: Kurt Garloff <[email protected]>

Author: garloff

Drafts/README.md

@@ -1,7 +1,8 @@
 # Drafts Archive
 
-**DEPRECATION NOTICE**
+## Deprecation Notice
 
-**Please do not create new files in this folder.**
+> [!CAUTION]
+> Please do not create new files in this folder!
 The contents of this folder are for archival purposes only.  
 New drafts belong in the [`Standards/`](../Standards) folder instead and adhere to the lifecycle described in [scs-0001-v1-sovereign-cloud-standards](https://github.com/SovereignCloudStack/standards/blob/main/Standards/scs-0001-v1-sovereign-cloud-standards.md).