Correct link to issues

We aren't using lighthouse since October last year

composer.json

@@ -12,7 +12,7 @@
         }
     ],
     "support": {
-        "issues": "http://cakephp.lighthouseapp.com/projects/42658-localized/overview",
+        "issues": "https://github.com/cakephp/localized/issues",
         "forum": "http://stackoverflow.com/tags/cakephp",
         "irc": "irc://irc.freenode.org/cakephp",
         "source": "https://github.com/cakephp/localized"