* migrate pallet-randomness-collective-flip to pallet attribute macro Signed-off-by: koushiro <koushiro.cqx@gmail.com> * fix some nits Signed-off-by: koushiro <koushiro.cqx@gmail.com> * remove some spacing things Signed-off-by: koushiro <koushiro.cqx@gmail.com> * remove space Signed-off-by: koushiro <koushiro.cqx@gmail.com> * use tabs Signed-off-by: koushiro <koushiro.cqx@gmail.com>