grindDownToPercentage

suspend fun ContextControllerWrapper.grindDownToPercentage(block: Block, percentage: Double)
suspend fun ContextControllerWrapper.grindDownToPercentage(percentage: Double)
suspend fun SpaceEngineers.grindDownToPercentage(    block: Block,     percentage: Double,     timeoutMs: Long = 20000,     grinderLocation: ToolbarLocation)