Update config.yml

- minor symbol changes
- addition of missing Oxford comma

copied from https://github.com/nightscout/open-iaps-oref/commit/d76ed489da9dca2b20f008a1f0ef681724f68486 by @tmhastings

.github/ISSUE_TEMPLATE/config.yml

@@ -1,6 +1,5 @@
 blank_issues_enabled: false
 contact_links:
-  - name: "🆘 Individual troubleshooting help: Please go to the Discord Open-iAPS - Server"
+  - name: "🆘 Individual troubleshooting help: Please go to the Discord Open-iAPS Server"
     url: https://discord.gg/dbe5Twav8D
-    about: Are you having an issue with your individual setup? Please first go to the Discord Open-iAPS - Server and post there, with details of your setup (App version, pump, CGM and CGM app) and the issue you are observing
-
+    about: Are you having an issue with your individual setup? Please first go to the Discord Open-iAPS Server and post there, with details of your setup (App version, pump, CGM, and CGM app) and the issue you are observing