Remove hardcoded url for testing

Author: skyflaren

src/commands/Checkin.ts

@@ -183,7 +183,7 @@ export default class Checkin extends Command {
    */
   private async getFutureEvents(): Promise<PortalEvent[]> {
     try {
-      const portalAPIResponse = (await got(`https://testing.api.acmucsd.com/api/v2/event/future`, {
+      const portalAPIResponse = (await got(`${this.client.settings.portalAPI.url}/event/future`, {
       headers: {
         'Content-Type': 'application/json',
         Authorization: `Bearer ${this.client.apiToken}`,