Added edit functionality for service records

External/Interfaces/IServiceRecordDataAccess.cs

@@ -5,6 +5,7 @@ namespace CarCareTracker.External.Interfaces
     public interface IServiceRecordDataAccess
     {
         public List<ServiceRecord> GetServiceRecordsByVehicleId(int vehicleId);
+        public ServiceRecord GetServiceRecordById(int serviceRecordId);
         public bool SaveServiceRecordToVehicle(ServiceRecord serviceRecord);
     }
 }