PM-16261 fixing linter issue (#5322)

Author: prograhamming

src/Core/Vault/Services/ICipherService.cs

@@ -1,5 +1,4 @@
-using Bit.Core.Entities;
-using Bit.Core.Vault.Entities;
+using Bit.Core.Vault.Entities;
 using Bit.Core.Vault.Models.Data;
 
 namespace Bit.Core.Vault.Services;

src/Core/Vault/Services/Implementations/CipherService.cs

@@ -2,7 +2,6 @@
 using Bit.Core.AdminConsole.Enums;
 using Bit.Core.AdminConsole.Services;
 using Bit.Core.Context;
-using Bit.Core.Entities;
 using Bit.Core.Enums;
 using Bit.Core.Exceptions;
 using Bit.Core.Platform.Push;