Fix tickets URL in README (2600hz#6668)

* Fix tickets URL in README

* Change tickets URL to org domain

README.md

@@ -162,7 +162,7 @@ See the [installation](./doc/installation.md) page to build.
     * [KAZOO developer documentation](https://docs.2600hz.com/dev/)
     * [UI developer documentation](https://docs.2600hz.com/ui/)
     * [System administrator documentation](https://docs.2600hz.com/sysadmin/)
-* Bugs and feature requests can be found [here](http://tickets.2600hz.org)
+* Bugs and feature requests can be found [here](https://tickets.2600hz.org)
 * [Learn you some Erlang!](http://learnyousomeerlang.com/)
 * Check out the [FreeSWITCH documentation](https://freeswitch.org/confluence/display/FREESWITCH/FreeSWITCH+Explained)
 * Take a look at the [Kamailio documentation](https://www.kamailio.org/w/documentation/)