Models: Use nameof() in InverseProperty

Elwig/Models/Entities/AT_Kg.cs

@@ -16,7 +16,7 @@ namespace Elwig.Models.Entities {
         [ForeignKey("Gkz")]
         public virtual AT_Gem Gem { get; private set; } = null!;
 
-        [InverseProperty("AtKg")]
+        [InverseProperty(nameof(WbKg.AtKg))]
         public virtual WbKg? WbKg { get; private set; }
     }
 }