update support instructions
# Need help with using Concourse?
-Please ask in the [support forums](https://discuss.concourse-ci.org/c/support)
-or in [Discord](https://discord.gg/MeRxXKW) instead of opening GitHub issues.
+Please ask in [Discussions](https://github.com/concourse/concourse/discussions) or in [Discord](https://discord.gg/MeRxXKW) instead of opening GitHub issues for questions or technical support. Thank you!
