refactor(tests): Refactor move tests to simplify `moveTest` helper#706

cpcallen wants to merge 3 commits intoRaspberryPiFoundation:mainRaspberryPiFoundation/blockly-keyboard-experimentation:mainfrom

cpcallen:refactor/move-testscpcallen/blockly-keyboard-experimentation:refactor/move-testsCopy head branch name to clipboard