Fix author name casing for VirusTotal collaboration blog post (#3145)

Author: mishig25

_blog.yml

@@ -6846,7 +6846,7 @@
 
 - local: virustotal
   title: "Hugging Face and VirusTotal collaborate to strengthen AI security"
-  author: xcid
+  author: XciD
   thumbnail: /blog/assets/virustotal/thumbnail.png
   date: October 22, 2025
   tags:

virustotal.md

@@ -2,7 +2,7 @@
 title: "Hugging Face and VirusTotal collaborate to strengthen AI security"
 thumbnail: /blog/assets/virustotal/thumbnail.png
 authors:
-- user: xcid
+- user: XciD
 - user: bquintero
   guest: true
   org: VirusTotal