API key link update

app/templates/index.html

@@ -214,7 +214,7 @@
 					<p><a class="grey-text text-lighten-4" href="/javascript-licenses" rel="jslicense">JavaScript license information</a></p>
 					{% if web_version %}
 					<p>
-						The public API on libretranslate.com should be used for testing, personal or infrequent use. If you're going to run an application in production, please <a href="https://github.com/LibreTranslate/LibreTranslate" class="grey-text text-lighten-4" style="text-decoration: underline;" rel="noopener noreferrer">host your own server</a> or <a class="grey-text text-lighten-4" href="https://LibreTranslate.com/contact" style="text-decoration: underline;" rel="noopener noreferrer">get in touch</a> to obtain an API key.
+						This public API should be used for testing, personal or infrequent use. If you're going to run an application in production, please <a href="https://github.com/LibreTranslate/LibreTranslate" class="grey-text text-lighten-4" style="text-decoration: underline;" rel="noopener noreferrer">host your own server</a> or <a class="grey-text text-lighten-4" href="https://github.com/LibreTranslate/LibreTranslate#mirrors" style="text-decoration: underline;" rel="noopener noreferrer">obtain an API key</a>.
 					</p>
 					{% endif %}
 				</div>