Fix config tests

Author: benwoo1110

src/test/resources/config/fresh_config.yml

@@ -9,6 +9,7 @@ sharables:
   use-improved-respawn-location-detection: true
   reset-last-location-on-death: false
   apply-last-location-for-all-teleports: true
+  use-byte-serialization-for-inventory-data: false
 
 performance:
   save-playerdata-on-quit: false

src/test/resources/config/migrated_config.yml

@@ -10,6 +10,7 @@ sharables:
   use-improved-respawn-location-detection: true
   reset-last-location-on-death: false
   apply-last-location-for-all-teleports: true
+  use-byte-serialization-for-inventory-data: false
 
 performance:
   save-playerdata-on-quit: true