fix issue link in the milestone view
fix issue link in the milestone view

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