fix(wiki): correct Freiholt and Randsholm header star types

Both had M-type headers but K4V in their READ-ONLY profiles.
Changed to K-type to match.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

wiki/star-systems/GJ-453/index.md

@@ -1,5 +1,5 @@
 # Freiholt
-**GJ 453** | M-type | west_reach
+**GJ 453** | K-type | west_reach
 
 ---
 

wiki/star-systems/GJ-775/index.md

@@ -1,5 +1,5 @@
 # Randsholm
-**GJ 775** | M-type | west_reach
+**GJ 775** | K-type | west_reach
 
 ---