Reword the static guild hash comment

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>

src/engine/objects/Guild.java

@@ -171,7 +171,7 @@ public class Guild extends AbstractWorldObject {
         this.hash = rs.getString("hash");
     }
 
-    // Every NPC guild is its own nation, as live. No hash: it only feeds warehouse records, which are not static-safe yet.
+    // Every NPC guild is its own nation, as live. No warehouse hash until there is one that accepts negative IDs.
     public static Guild createStaticGuild(GuildSeedEntry seedEntry) {
 
         Guild guild = new Guild();