Remove auto-generated description from comment.mdx

Author: std-microblock

src/content/docs/c/comment.mdx

@@ -1,6 +1,5 @@
 ---
 title: "Comments"
-description: Auto‑generated from cppreference
 ---
 
 import { Desc, DescList, DocLink, Revision, RevisionBlock } from '@components/index';