Sticky pistons failing to pull slime/honey blocks do not update blocks

Based on

• When you suppress too many block udpates...
• AFK Chorus Flower Farm Using Floating Arrows 1.14/18w43

The bug

Retracting sticky pistons which fail pulling slime/honey blocks, for example because they are blocked by an immovable block, do not update blocks around the piston head.

Explanation

See description of When you suppress too many block udpates....