Merge pull request 'matrix-appservice-irc: reduce logging level to warn' (#256) from irc-reduce-logging into main

Reviewed-on: pub-solar/infra#256
Reviewed-by: hensoko <hensoko@noreply.git.pub.solar>

modules/matrix-irc/default.nix

@@ -35,7 +35,8 @@ in
           port = 1113;
         };
         logging = {
-          level = "debug";
+          # set to debug for debugging
+          level = "warn";
           maxFiles = 5;
           toCosole = true;
         };