Update history.txt

Author: rjhancock

MekHQ/docs/history.txt

@@ -145,6 +145,7 @@ MEKHQ VERSION HISTORY:
 + PR #6537: Added ATOW Skills
 + PR #6539: Added "Glass Jaw" SPA
 + PR #6505: Refactored Advanced Medical Edit Injury Dialog To Improve Error Handling
++ PR #6540: Added AToW Wealth, Connections, Unlucky*, and Reputation Traits; Combat Sense, and Combat Paralysis SPAs; Integrated These Into CamOps Reputation 
 
 0.50.04 (2025-03-22 1600 UTC)
 + PR #5852: RAW CamOps Delivery Times