Update .all-contributorsrc

Author: Edward Xiao

.all-contributorsrc

@@ -9,7 +9,7 @@
       "login": "edwardfhsiao",
       "name": "Edward Xiao",
       "avatar_url": "https://avatars3.githubusercontent.com/u/11728228?v=4",
-      "profile": "",
+      "profile": "https://github.com/edwardfhsiao",
       "contributions": [
         "code",
         "doc",