Fix incorrect links to GitHub pages

The popup for GitHub profiles on the author page displayed outdated
links leading to 404 errors. The affected links have been updated to
point to the new page addresses.

Resolves #3189.

Author: tessarin

root/static/js/github.js

@@ -147,9 +147,9 @@ class GitHubUrl {
 
                     +
                     '  <tr><th>Member Since:</th><td><span class="relatize">' + data.created_at + '</span></td></tr>' +
-                    '  <tr><th><a href="' + data.html_url + '/followers">Followers</a>:</th><td>' + data.followers + '</td></tr>' +
-                    '  <tr><th><a href="' + data.html_url + '/following">Following</a>:</th><td>' + data.following + '</td></tr>' +
-                    '  <tr><th><a href="' + data.html_url + '/repositories">Public Repos</a>:</th><td>' + data.public_repos + '</td></tr>' +
+                    '  <tr><th><a href="' + data.html_url + '?tab=followers">Followers</a>:</th><td>' + data.followers + '</td></tr>' +
+                    '  <tr><th><a href="' + data.html_url + '?tab=following">Following</a>:</th><td>' + data.following + '</td></tr>' +
+                    '  <tr><th><a href="' + data.html_url + '?tab=repositories">Public Repos</a>:</th><td>' + data.public_repos + '</td></tr>' +
                     '</table>';
             },
             url: function(result) {