Fix/xxxx index out of range

src/KPI Generator/Reportings/Project/ProjectReporting.cs

-using AngleSharp.Dom;
-using Coscine.Database.DataModel;
+using Coscine.Database.DataModel;
 using Coscine.Database.Models;
 using Coscine.Database.ReturnObjects;
 using Coscine.ResourceTypes;