Include Discord link in README

Added Discord link for community support.

Author: NeofastFTL-Dev

README.md

@@ -3,3 +3,5 @@ A addon for AE2
 All rights reserved for AE2 Owners.
 This addon does simply make a pattern not consuming the recipe creation.
 Away with the pain of manually puttin blank patterns in!
+
+The Discord: https://discord.gg/BxdAkN3sGZ