rf230bb: Change RF230_radio_on to RF230_radio_on

Signed-off-by Zhong Hongbo <bocui107@163.com>
rf230bb: Fix the flag of RF is incorrect

After the radio is on/off, the flag of RF230_radio_on/off is be seted.
Or else it may unmatch the truth state.

Signed-off-by Zhong Hongbo <bocui107@163.com>
rf230bb: clearn code typd

Signed-off-by Zhong Hongbo <bocui107@163.com>