Fix errors

src/matrix/registration/Registration.ts

@@ -54,7 +54,6 @@ export class Registration {
     async start(): Promise<BaseRegistrationStage> {
         const response = await this._fetchFlows();
         this.parseStagesFromResponse(response);
-        await new Promise(r => setTimeout(r, 2000));
         return this._firstStage;
     }
 

src/matrix/registration/stages/BaseRegistrationStage.ts

@@ -55,7 +55,7 @@ export abstract class BaseRegistrationStage {
             // registration completed successfully
             return true;
         }
-        else if (response.completed?.forEach(c => c === this.type)) {
+        else if (response.completed?.find(c => c === this.type)) {
             return this._nextStage;
         }
         const error = response.error ?? "Could not parse response";