1.Set min_layer_height to 0.04,max_layer_height to 0.14 in A1 0.2 nozzle 2.Fix some spelling mistakes in gcode Github: #3475,#3477 Signed-off-by: XunZhangBambu <xun.zhang@bambulab.com> Change-Id: Idca0a8dace0eb96492bf3b55c6786dc4e8bab057