[configure.ac] fix typographical error (#2729)
[configure.ac] fix typographical error (#2729)


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