Fixed  spelling mistakes of code  in drv_pl041.h
Fixed  spelling mistakes of code  in drv_pl041.h

macro error:  
	PL041_CHANNLE_LEFT_DAC  -> PL041_CHANNEL_LEFT_DAC
	PL041_CHANNLE_RIGHT_DAC  ->  PL041_CHANNEL_RIGHT_DAC
	PL041_CHANNLE_LEFT_ADC   -> PL041_CHANNEL_LEFT_ADC
	PL041_CHANNLE_RIGHT_ADC  -> PL041_CHANNEL_RIGHT_ADC             
parameter error:
	channle -> channel
functions error:
	aaci_pl041_channle_disable -> aaci_pl041_channel_disable
	aaci_pl041_channle_enable -> aaci_pl041_channel_enable
	aaci_pl041_channle_read -> aaci_pl041_channel_read
	aaci_pl041_channle_write -> aaci_pl041_channel_write
	aaci_pl041_channle_cfg -> aaci_pl041_channel_cfg
weety/rt-thread,nongxiaoming/rt-thread,geniusgogo/rt-thread,RT-Thread/rt-thread,weiyuliang/rt-thread,geniusgogo/rt-thread,weiyuliang/rt-thread,weety/rt-thread,RT-Thread/rt-thread,armink/rt-thread,weety/rt-thread,geniusgogo/rt-thread,ArdaFu/rt-thread,armink/rt-thread,hezlog/rt-thread,hezlog/rt-thread,weiyuliang/rt-thread,nongxiaoming/rt-thread,hezlog/rt-thread,ArdaFu/rt-thread,nongxiaoming/rt-thread,ArdaFu/rt-thread,weety/rt-thread,RT-Thread/rt-thread,weety/rt-thread,armink/rt-thread,RT-Thread/rt-thread,armink/rt-thread,armink/rt-thread,hezlog/rt-thread,RT-Thread/rt-thread,hezlog/rt-thread,weiyuliang/rt-thread,armink/rt-thread,hezlog/rt-thread,ArdaFu/rt-thread,geniusgogo/rt-thread,ArdaFu/rt-thread,weety/rt-thread,nongxiaoming/rt-thread,weety/rt-thread,armink/rt-thread,ArdaFu/rt-thread,weiyuliang/rt-thread,hezlog/rt-thread,weiyuliang/rt-thread,geniusgogo/rt-thread,nongxiaoming/rt-thread,nongxiaoming/rt-thread,nongxiaoming/rt-thread,geniusgogo/rt-thread,RT-Thread/rt-thread,RT-Thread/rt-thread,geniusgogo/rt-thread,weiyuliang/rt-thread,ArdaFu/rt-thread