Removed the use of any and enabled the rule in eslint.

Now according to me the conversion is final.
Testing is required.

overlord/src/app/incentive/incentive.component.ts

@@ -8,6 +8,7 @@ import { map } from 'rxjs/operators';
 
 import { AuthService } from '../auth/auth.service';
 import { Account } from '../core/account';
+import { AccountBalance } from '../core/account-balance';
 import { Incentive } from '../core/incentive';
 import { ToasterService } from '../core/toaster.service';
 import { User } from '../core/user';
@@ -28,7 +29,7 @@ export class IncentiveComponent implements OnInit {
   form: FormGroup;
   voucher: Voucher = new Voucher();
   account: Account = new Account();
-  accBal: any;
+  accBal: AccountBalance | null = null;
 
   displayedColumns = ['name', 'designation', 'department', 'daysWorked', 'points', 'amount'];