Rename cthangover_story to cthangover_game

The mod holding the main game's own scenes and story follows the <game>_game
naming rule; further parts stay <game>_<part>, reusable content is <theme>_pack.

src/UI/Executable/ScenarioEvent.cs

@@ -22,7 +22,7 @@ namespace Cthangover.Mods.Dialog.Executable
     /// dialog queue. Resolves the scenario path via convention: if ScenarioPath
     /// is set, uses that; otherwise searches all mods for a matching file name
     /// derived from the class name (stripping "Event" suffix), with a fallback
-    /// to res://mods/cthangover_story/scenarios/. CustomMappings allows code to register
+    /// to res://mods/cthangover_game/scenarios/. CustomMappings allows code to register
     /// arbitrary class-to-path bindings for mod-provided scenarios. Supports
     /// inline ScenarioText for embedded scenarios that don't need a separate
     /// file. Checks conditions through ScenarioCondition.Evaluate before triggering.