Update Gitea URLs after server move

docs/MILESTONE_6_ACCEPTANCE.md

@@ -104,7 +104,7 @@ season/biome integrations. This is a release-risk judgment, not a claim that
 - Player in-game acceptance of completion candidate: reported pass on
   2026-10-12; individual optional-mod and multiplayer matrix rows were not
   separately signed off.
-- [Gitea V0.6.0.0 release](https://gitea.tail180fb1.ts.net/dnorberg/rivencraft/releases/tag/V0.6.0.0):
+- [Gitea V0.6.0.0 release](https://truenas-scale.tail180fb1.ts.net:8443/dnorberg/rivencraft/releases/tag/V0.6.0.0):
   published with changelog and jar; downloaded asset SHA-256 matched the local
   build. Issue #74 and Milestone 6 were closed with all 12 milestone issues
   closed and zero remaining open.