1.21.6 - New EventBus 7

A full rewrite and redesign of the library that offers much better performance, new features and fixes all previous design flaws
See the migration guide here: https://gist.github.com/PaintNinja/ad82c224aecee25efac1ea3e2cf19b91

Co-authored-by: Paint_Ninja <PaintNinja@users.noreply.github.com>

src/main/java/net/minecraftforge/registries/GameData.java

@@ -620,7 +620,7 @@ public class GameData {
                 ForgeRegistry<?> reg = STAGING.getRegistry(name);
                 Object2IntMap<ResourceLocation> missingIds = m.getValue();
                 MissingMappingsEvent event = reg.getMissingEvent(name, missingIds);
-                MinecraftForge.EVENT_BUS.post(event);
+                MissingMappingsEvent.BUS.post(event);
 
                 List<MissingMappingsEvent.Mapping<?>> lst = event.getAllMappings(reg.getRegistryKey()).stream()
                         .filter(e -> e.action == MissingMappingsEvent.Action.DEFAULT)
@@ -700,7 +700,7 @@ public class GameData {
     }
 
     private static void fireRemapEvent(final Map<ResourceLocation, Map<ResourceLocation, IdMappingEvent.IdRemapping>> remaps, final boolean isFreezing) {
-        MinecraftForge.EVENT_BUS.post(new IdMappingEvent(remaps, isFreezing));
+        IdMappingEvent.BUS.post(new IdMappingEvent(remaps, isFreezing));
     }
 
     //Has to be split because of generics, Yay!