docs: replace some var · AllayMC/Allay@f12cdcd

Call to `Thread.sleep()` in a loop, probably busy-waiting

`AnvilRegionFile` is 'Cloneable' but does not define 'clone()' method

Unboxing of `sourItem.getStackNetworkId()` may produce `NullPointerException`

Unboxing of `tag.getAsLong("rainTime")` may produce `NullPointerException`

Unboxing of `tag.getAsInt("SpawnY")` may produce `NullPointerException`

Method invocation `getTask` may produce `NullPointerException`

Method invocation `world` may produce `NullPointerException`

Method invocation `sendContents` may produce `NullPointerException`

Method invocation `getContainerType` may produce `NullPointerException`

Unboxing of `tag.getAsInt("version")` may produce `NullPointerException`

Value `blockAABB` is always 'null'

Value `typeName` is always 'null'

Value `typeName` is always 'null'

Value `task` is always 'null'

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