The Bug:

Powered buttons, pressure plates, and tripwire hooks remain powered forever after upgrading old worlds.

Steps to Reproduce:

• Launch an instance of 1.11.2.
• Place down a pressure plate and throw an item on top of it.
• Exit the world and upgrade it into the latest snapshot.
• Collect the item that's on top of the pressure plate and wait a couple of seconds.
• Take note as to whether or not the pressure plate remains powered.

Observed Behavior:

Powered buttons, pressure plates, and tripwire hooks remain powered forever after upgrading old worlds.

Expected Behavior:

Powered buttons, pressure plates, and tripwire hooks would not remain powered forever after upgrading old worlds.