content/blog: Fix release name

Update release 0.20.0 name from Pan to Kiviuq.

Signed-off-by: Razvan Deaconescu <[email protected]>

Author: razvand

content/blog/2025-09-08-unikraft-releases-v0.20.0.mdx

@@ -1,5 +1,5 @@
 ---
-title: "Unikraft releases v0.20.0 (Pan)"
+title: "Unikraft releases v0.20.0 (Kiviuq)"
 description: |
   This release comes with the much anticipated redesign and implementation of VFS, which brings enhanced performance, better maintainability, and improved compatibility with modern applications.
 publishedDate: 2025-09-08