Arrows Fall and Bounce Infinitely On Top of Creative Players

Verification builds:
1.1.0.8 Retail

Summary:
Basically the same issue as MCPE-18863, arrows fired directly on top of another player in creative, will fall and bounce repeatedly on the players head.

Steps to Reproduce:

1. Whilst flying, fire an arrow straight down on top of another player

Observed Results:
The arrow will bounce on top of the player

Expected Results:
Either the arrow would be 'collected' by the creative player, or bounce off onto the ground.

Screenshots/Videos attached: Yes

Notes:
Relates to MCPE-20075