Merge pull request oxen-io#2553 from sandakersmann/patch-1

Changed http:// to https:// on one link

Author: Bilb

README.md

@@ -56,4 +56,4 @@ Please visit https://deb.oxen.io/<br/>
 Copyright 2011 Whisper Systems<br/>
 Copyright 2013-2017 Open Whisper Systems<br/>
 Copyright 2019-2021 The Oxen Project<br/>
-Licensed under the GPLv3: http://www.gnu.org/licenses/gpl-3.0.html<br/>
+Licensed under the GPLv3: https://www.gnu.org/licenses/gpl-3.0.html<br/>