Bedrock Edition beta 1.16.100.54

Beta 1.16.100.54 is the fifth beta version for Bedrock Edition 1.16.100, released on August 26, 2020, which brought more parity from Java Edition and fixes bugs.

Fixes

 * Performance and Stability
 * Fixed issue where the game could crash if player joined the game in a sleeping state
 * Fixed a bug which would cause a crash after killing an Elder Guardian or Guardian
 * Fixed a crash that could sometimes occur when using fireworks to propel elytra.