Add eslint (#610)

common/src/models/request/identityToken/tokenRequest.ts

@@ -1,5 +1,4 @@
 import { TwoFactorProviderType } from "../../../enums/twoFactorProviderType";
-
 import { DeviceRequest } from "../deviceRequest";
 
 export interface TokenRequestTwoFactor {
@@ -15,6 +14,7 @@ export abstract class TokenRequest {
     this.device = device != null ? device : null;
   }
 
+  // eslint-disable-next-line
   alterIdentityTokenHeaders(headers: Headers) {
     // Implemented in subclass if required
   }