remove discussion link

Author: scottf

.github/ISSUE_TEMPLATE/config.yml

@@ -1,8 +1,5 @@
 blank_issues_enabled: false
 contact_links:
-  - name: Discussion
-    url: https://github.com/nats-io/nkeys.java/discussions
-    about: Ideal for ideas, feedback, or longer form questions.
   - name: Chat
     url: https://slack.nats.io
     about: Ideal for short, one-off questions, general conversation, and meeting other NATS users!