Enable worldgen_allocation by default

Author: embeddedt

common/src/main/java/org/embeddedt/modernfix/core/config/ModernFixEarlyConfig.java

@@ -169,7 +169,6 @@ public DefaultSettingMapBuilder put(String key, Boolean value) {
             .put("mixin.feature.stalled_chunk_load_detection", false)
             .put("mixin.perf.blast_search_trees.force", false)
             .put("mixin.bugfix.restore_old_dragon_movement", false)
-            .put("mixin.perf.worldgen_allocation", false) // experimental
             .put("mixin.feature.cause_lag_by_disabling_threads", false)
             .put("mixin.bugfix.missing_block_entities", false)
             .put("mixin.feature.blockentity_incorrect_thread", false)