.github/ISSUE_TEMPLATE/config.yml: corrected user mailing list email …

…addresses

.github/ISSUE_TEMPLATE/config.yml

@@ -1,11 +1,11 @@
-blank_issues_enabled: true
+blank_issues_enabled: true
 contact_links:
   - name: Design Proposal
     url:  https://lucene.apache.org/core/discussion.html
     about: Please discuss platform-agnostic design proposals of the API or features on the Lucene developer mailing list. These types of changes need to go through Lucene's design review before they can be ported from Java to Lucene.NET in a later version.
   - name: Ask a How-To Question
     url:  https://stackoverflow.com/questions/tagged/lucene.net
-    about: Please ask usability questions on StackOverflow. Consider including BOTH the lucene.net tag and the lucene tag. Alternatively, join the Lucene.NET user mailing list by sending an email to [email protected]. Once signed up, you can submit your question to [email protected].
+    about: Please ask usability questions on StackOverflow. Consider including BOTH the lucene.net tag and the lucene tag. Alternatively, join the Lucene.NET user mailing list by sending an email to user-subscribe@lucenenet.apache.org. Once signed up, you can submit your question to user@lucenenet.apache.org.
   - name: Join a Mailing List
     url:  https://lucenenet.apache.org/contributing/mailing-lists.html
     about: Join a Lucene.NET mailing list to ask user questions, discuss the development or other aspects of Lucene.NET with our team, or to track commits and builds.