Prevent Large References being copied to the bashed patch

Author: MacSplody

Mopy/bash/game/skyrim/records.py

@@ -5473,7 +5473,7 @@ class MreWrld(MelRecord):
     melSet = MelSet(
         MelEdid(),
         MelGroups('unusedRNAM', # leftover
-            MelBase('RNAM','unknown',),
+            MelNull('RNAM'),
         ),
         MelBase('MHDT','maxHeightData'),
         MelFull(),