Merge pull request #1892 from DefectDojo/owasp-link-invite-update-master

Update slack invite URL to use the OWASP heroku invite rotator app

Author: aaronweaver

README.md

@@ -69,7 +69,7 @@ should give you an idea of how to use DefectDojo for your own team.
 ![Slack](https://raw.githubusercontent.com/DefectDojo/Documentation/master/doc/img/slack_rgb.png)
 
 Realtime discussion is done in the OWASP Slack Channel, #defectdojo.
-[Get Access.](https://join.slack.com/t/owasp/shared_invite/enQtNjExMTc3MTg0MzU4LTViMDg1MmJiMzMwZGUxZjgxZWQ1MTE0NTBlOTBhNjhhZDIzZTZiNmEwOTJlYjdkMzAxMGVhNDkwNDNiNjZiOWQ)
+[Get Access.](https://owasp-slack.herokuapp.com/)
 
 ![Twitter](https://raw.githubusercontent.com/DefectDojo/Documentation/master/doc/img/Twitter_Logo.png)