Update CODE_OF_CONDUCT.md

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.github/CODE_OF_CONDUCT.md

@@ -77,8 +77,8 @@ contact@dolibarr.org
 
 ## 10. License and attribution
 
-This Code of Conduct is distributed under a [Creative Commons Attribution-ShareAlike license](http://creativecommons.org/licenses/by-sa/3.0/).
+This Code of Conduct is distributed under a [Creative Commons Attribution-ShareAlike license](https://creativecommons.org/licenses/by-sa/3.0/).
 
-Portions of text derived from the [Django Code of Conduct](https://www.djangoproject.com/conduct/) and the [Geek Feminism Anti-Harassment Policy](http://geekfeminism.wikia.com/wiki/Conference_anti-harassment/Policy).
+Portions of text derived from the [Django Code of Conduct](https://www.djangoproject.com/conduct/) and the [Geek Feminism Anti-Harassment Policy](https://geekfeminism.wikia.com/wiki/Conference_anti-harassment/Policy).
 
-Retrieved on November 22, 2016 from [http://citizencodeofconduct.org/](http://citizencodeofconduct.org/)
+Retrieved on November 22, 2016 from [https://citizencodeofconduct.org/](http://citizencodeofconduct.org/)