fix: correct issues with client loan creation

Avoid Javascript error, make Delinquency section work, clean up

Fixes: WEB-20

src/app/loans/loans-account-stepper/loans-account-terms-step/loans-account-terms-step.component.html

@@ -380,11 +380,11 @@
       </p>
     </div>
 
-    <ng-container fxFlex="48%" *ngIf="isDelinquencyEnabled()">
+    <div fxFlex="48%" *ngIf="isDelinquencyEnabled()">
       <mat-checkbox formControlName="enableInstallmentLevelDelinquency">
         <p>{{ 'labels.inputs.Enable installment level Delinquency' | translate }}</p>
       </mat-checkbox>
-    </ng-container>
+    </div>
 
     <ng-container fxFlex="48%" *ngIf="loansAccountTermsData?.isTopup">
       <mat-checkbox fxFlex="20%" formControlName="isTopup">

src/app/loans/loans-account-stepper/loans-account-terms-step/loans-account-terms-step.component.ts

@@ -590,18 +590,7 @@ export class LoansAccountTermsStepComponent implements OnInit, OnChanges {
   }
 
   isDelinquencyEnabled(): boolean {
-    if (!this.loanProduct || !this.loanProduct.delinquencyBucket) {
-      return false;
-    }
-    return true;
-  }
-
-  isDownPaymentEnabled(): boolean {
-    console.log(this.loanProduct);
-    if (!this.loanProduct || !this.loanProduct.delinquencyBucket) {
-      return false;
-    }
-    return true;
+    return !!this.loanProduct?.delinquencyBucket?.name;
   }
 
   /**