remove unused code

Test.GBase/GBaseIntegrationTest/Model.cs

@@ -45,7 +45,7 @@ namespace Test.GBase.GBaseIntegrationTest
         public async Task AddGroup(IGroup group, CancellationToken cancellationToken)
         {
             Groups.Add(group);
-            await _gBase.AddEntry(@group, cancellationToken);
+            await _gBase.AddEntry(group, cancellationToken);
         }
     }
 }

Test.GBase/GBaseTableIntegrationTest.cs

@@ -4,7 +4,6 @@
 
 using System.Threading;
 using GBase;
-using GBase.DataHandling.Pool;
 using GBase.Factories;
 using GBase.FileHandling.Factories;
 using GBase.Interfaces;