Update Discord bot to have intents, which are now required

[johnmaruska]

When executing command lein run discord the following error occurs

Error:

"Syntax error compiling at (/private/var/folders/1f/ysm16fhn63b_wdxkl9_6z_z80000gp/T/form-init9148203851891235014.clj:1:125).",

Message:

"Intents are required as of v8 of the API",

Trace:

  :trace
  [...
   [hub.discljord.core$start_BANG_ invokeStatic "core.clj" 35]
   [hub.discljord.core$start_BANG_ invoke "core.clj" 31]
   [hub.discljord.core$main invokeStatic "core.clj" 58]
   [hub.discljord.core$main doInvoke "core.clj" 57]
   ...
   [hub.core$_main invokeStatic "core.clj" 23]
   [hub.core$_main doInvoke "core.clj" 21]
   ...]