feat(WEB-505): implement waive penalties for loan repayment and reschedule (#2941)

Fix waive-penalties amount calc and align translations across locales

fix:test issue

Fix waive penalties recalculation, clean up subscription leaks, and align penalty translations

src/app/loans/loans.service.ts

@@ -528,6 +528,14 @@ export class LoansService {
     return this.http.get(`/loans/${loanId}/guarantors/accounts/template`, { params: httpParams });
   }
 
+  /**
+   * @param {string} loanId Loan Id
+   * @returns {Observable<any>} All charges for the loan
+   */
+  getLoanCharges(loanId: string): Observable<any> {
+    return this.http.get(`/loans/${loanId}/charges`);
+  }
+
   /**
    * @param {string} accountId loans account Id
    * @param {string} chargeId loans charge Id