chore: Improves linting rule to catch mishandled promises (#5506)

server/services/cron.ts

@@ -12,8 +12,8 @@ export default function init() {
     }
   }
 
-  setInterval(() => run(TaskSchedule.Daily), Day);
-  setInterval(() => run(TaskSchedule.Hourly), Hour);
+  setInterval(() => void run(TaskSchedule.Daily), Day);
+  setInterval(() => void run(TaskSchedule.Hourly), Hour);
 
   // Just give everything time to startup before running the first time. Not
   // _technically_ required to function.

server/services/web.ts

@@ -86,7 +86,7 @@ export default function init(app: Koa = new Koa(), server?: Server) {
 
   // Monitor server connections
   if (server) {
-    setInterval(async () => {
+    setInterval(() => {
       server.getConnections((err, count) => {
         if (err) {
           return;