Remove unused FSM update service

src/app/app.module.ts

@@ -4,7 +4,6 @@ import { BrowserModule } from '@angular/platform-browser';
 import { NgModule } from '@angular/core';
 import { NgbModule } from '@ng-bootstrap/ng-bootstrap';
 
-
 import { AppComponent } from './app.component';
 import { DashboardComponent } from './dashboard/dashboard.component';
 import { HeaderComponent } from './header/header.component';
@@ -16,7 +15,6 @@ import { IdeComponent } from './ide/ide.component';
 import { MessagesComponent } from './messages/messages.component';
 import { WebSocketService } from './services/websocket.service';
 import { TerminalComponent } from './terminal/terminal.component';
-import { FSMUpdateService } from './services/fsmupdate.service';
 import { ProcessManagerService } from './services/processmanager.service';
 import { AppRoutingModule } from './app-routing.module';
 import { TestmessengerComponent } from './testmessenger/testmessenger.component';
@@ -52,7 +50,6 @@ import { MonacoEditorModule } from 'ngx-monaco-editor';
     MarkdownService,
     WebSocketService,
     TerminadoService,
-    FSMUpdateService,
     ProcessManagerService,
     DeploymentNotificationService,
   ],

src/app/message-types/fsm-update-message.ts

@@ -1,6 +0,0 @@
-import { WebSocketMessage } from './websocket-message';
-
-export interface FSMUpdateMessage extends WebSocketMessage {
-  current_state: string;
-  valid_transitions: object;
-}

src/app/services/fsmupdate.service.ts

@@ -1,20 +0,0 @@
-import { Injectable } from '@angular/core';
-import { WebSocketService } from './websocket.service';
-
-import { FSMUpdateMessage } from '../message-types/fsm-update-message';
-
-@Injectable()
-export class FSMUpdateService {
-  public current_state: string;
-  public valid_transitions: object;
-
-  constructor(private websocketService: WebSocketService) {}
-
-  public init(): void {
-    this.websocketService.observeKey<FSMUpdateMessage>('fsm.update').subscribe(message => {
-      this.current_state = message.current_state;
-      this.valid_transitions = message.valid_transitions;
-    });
-  }
-
-}