Monster spawners with disabled mobs do not display the "disabled item" word

Monster spawners with disabled mobs do not display the "disabled item" word.

It also causes the game to output spam.

Game output

22:25:28.167
bdv
Render thread
Skipping Entity with id minecraft:camel
22:25:28.182
bdv
Render thread
Skipping Entity with id minecraft:camel
22:25:28.195
bdv
Render thread
Skipping Entity with id minecraft:camel
22:25:28.211
bdv
Render thread
Skipping Entity with id minecraft:camel
22:25:28.227
bdv
Render thread
Skipping Entity with id minecraft:camel
22:25:28.240
bdv
Render thread
Skipping Entity with id minecraft:camel
22:25:28.254
bdv
Render thread
Skipping Entity with id minecraft:camel
22:25:28.269
bdv
Render thread
Skipping Entity with id minecraft:camel
22:25:28.283
bdv
Render thread
Skipping Entity with id minecraft:camel
22:25:28.297
bdv
Render thread
Skipping Entity with id minecraft:camel
22:25:28.311
bdv
Render thread
Skipping Entity with id minecraft:camel
22:25:28.327
bdv
Render thread
Skipping Entity with id minecraft:camel
22:25:28.341
bdv
Render thread
Skipping Entity with id minecraft:camel
22:25:28.355
bdv
Render thread
Skipping Entity with id minecraft:camel
22:25:28.371
bdv
Render thread
Skipping Entity with id minecraft:camel
22:25:28.384
bdv
Render thread
Skipping Entity with id minecraft:camel