Add KTH as verified working with HARICA.

Remove names for those who verified from the public web pages.
For KTH, verified by Arash and Ragge.

docs/access/certificates/harica.md

@@ -147,9 +147,10 @@ information](../../support/index.md).
 
 #### Works
 
-- Linköpings universitet (verified OK 2025-05-06 by Kent and Jens at NSC)
-- Chalmers Tekniska Högskola (verified OK 2025-05-06 by Thomas at C3SE)
-- Umeå universitet (verified OK 2025-05-26 by Björn at HPC2N)
+- Linköpings universitet (verified OK 2025-05-06)
+- Chalmers Tekniska Högskola (verified OK 2025-05-06)
+- Umeå universitet (verified OK 2025-05-26)
+- Kungliga Tekniska Högskolan (verified OK 2025-05-28)
 
 ### Enable a new organization