Update graduates.csv

Author: taogoddd

data/team/graduates.csv

@@ -4,7 +4,7 @@ Tianbao Xie,PhD student;University of Hong Kong,/members/tianbao_xie_20250825_do
 Hongjin Su,PhD student;University of Hong Kong,/members/hongjin_su.jpeg,https://hongjin-su.github.io/
 Xinyuan Wang,PhD student;University of Hong Kong,/members/xinyuan_wang.png,https://xinyuanwangcs.github.io/
 Bowen Wang,PhD student;University of Hong Kong,/members/bowen_wang.jpg,https://bowenbryanwang.github.io/
-Dunjie Lu,PhD student;University of Hong Kong,/members/dunjie_lu.png,https://github.com/ludunjie1219
+Dunjie Lu,PhD student;University of Hong Kong,/members/dunjie_lu.png,https://ludunjie1219.github.io/
 Yitao Liu,PhD student;University of Hong Kong,/members/yitao_liu.jpg,https://yitaoliu17.com/
 Mengqi Yuan,PhD student;University of Hong Kong,/members/mengqi_yuan.jpg,https://yuanmengqi.github.io/
 Delin Chen,PhD student;University of Hong Kong,/members/delin_chen.jpg,https://chendl02.github.io