[logging] remove deprecated OPENTHREAD_CONFIG_ENABLE_DEFAULT_LOG_OUTPUT (#2651)
[logging] remove deprecated OPENTHREAD_CONFIG_ENABLE_DEFAULT_LOG_OUTPUT (#2651)


georgecpr/openthread,jwhui/openthread,gandreello/openthread,lanyuwen/openthread,erja-gp/openthread,srickardti/openthread,LeZhang2016/openthread,librasungirl/openthread,erja-gp/openthread,LeZhang2016/openthread,gandreello/openthread,openthread/openthread,openthread/openthread,erja-gp/openthread,pvanhorn/openthread,mszczodrak/openthread,chshu/openthread,gandreello/openthread,srickardti/openthread,erja-gp/openthread,srickardti/openthread,gandreello/openthread,georgecpr/openthread,LeZhang2016/openthread,bukepo/openthread,mszczodrak/openthread,librasungirl/openthread,mszczodrak/openthread,chshu/openthread,turon/openthread,georgecpr/openthread,abtink/openthread,turon/openthread,lanyuwen/openthread,mszczodrak/openthread,openthread/openthread,jwhui/openthread,georgecpr/openthread,openthread/openthread,erja-gp/openthread,abtink/openthread,turon/openthread,mszczodrak/openthread,chshu/openthread,erja-gp/openthread,jwhui/openthread,librasungirl/openthread,lanyuwen/openthread,turon/openthread,pvanhorn/openthread,georgecpr/openthread,lanyuwen/openthread,LeZhang2016/openthread,pvanhorn/openthread,librasungirl/openthread,bukepo/openthread,jwhui/openthread,lanyuwen/openthread,srickardti/openthread,pvanhorn/openthread,LeZhang2016/openthread,bukepo/openthread,georgecpr/openthread,chshu/openthread,pvanhorn/openthread,abtink/openthread,lanyuwen/openthread,gandreello/openthread,mszczodrak/openthread,chshu/openthread,LeZhang2016/openthread,abtink/openthread,chshu/openthread,pvanhorn/openthread,gandreello/openthread,bukepo/openthread