Mining fatigue amplifier 4 or higher allow instamine items to be broken

Previously, Mining Fatigue status effects of high levels would make the player unable to break any block. Now, it is possible to break instamine blocks.

How to reproduce:

1. Create a super flat survival world with cheats (redstone ready).
2. /give @p torch
3. /effect @p minecraft:mining_fatigue 100 4
4. place the torch on the ground.
5. attempt to mine the torch. It will break.