markdown: modify project name regex pattern for markdown autolink
markdown: modify project name regex pattern for markdown autolink

doortts/fork-yobi,yona-projects/yona,ChangsungKim/TestRepository01,doortts/fork-yobi,brainagenet/yobi,doortts/fork-yobi,naver/yobi,bloodybear/yona,bloodybear/yona,Limseunghwan/oss,yona-projects/yona,ihoneymon/yobi,ahb0327/yobi,ihoneymon/yobi,naver/yobi,ahb0327/yobi,Limseunghwan/oss,bloodybear/yona,doortts/fork-yobi,brainagenet/yobi,ChangsungKim/TestRepository01,doortts/forked-for-history,oolso/yobi,violetag/demo,yona-projects/yona,ahb0327/yobi,violetag/demo,yona-projects/yona,doortts/forked-for-history,bloodybear/yona,ihoneymon/yobi,oolso/yobi,oolso/yobi,doortts/forked-for-history,brainagenet/yobi,naver/yobi,Limseunghwan/oss