Update CONTRIBUTING.md

CONTRIBUTING.md

@@ -3,7 +3,8 @@
 We are more than grateful for your willingness to contribute to this extension. There are many ways to take part in the development:
 * Localize the different parts of the extension (UI, Help pages, License and extension description).
 
-  While there is a [wiki page](https://gitlab.com/lo_extensions/lo-page-numbering/wikis/Localization-tutorial) describing every bit required for the localization of this extension, I am currently developing an l10n utility for LO extensions. This tool, as well as thorough instructions about its usage, can be found [here](https://gitlab.com/lo_extensions/l10n-utility)
+  While there is a [wiki page](https://gitlab.com/lo_extensions/lo-page-numbering/wikis/Localization-tutorial) describing every bit required for the localization of this extension, I am currently developing an l10n utility for LO extensions. This tool, as well as thorough instructions about its usage, can be found [here](https://gitlab.com/lo_extensions/l10n-utility).
+  Please consult the corresponding wiki [page](https://github.com/arvchristos/lo-page-numbering/wiki/Using-the-l10n-utility).
 * Report bugs and issues.
 * Suggest new functionality to be implemented
 * Test new implementations from test branches