public async Task ItCanUpdateIFeatureBitDefinitions()
        {
            // Arrange
            var entities    = AddThreeDefinitions();
            var defToUpdate = entities[1].Entity;

            defToUpdate.AllowedUsers = "Updated Value";

            // Act
            await _it.UpdateAsync(defToUpdate);

            // Assert
            using (var context = new FeatureBitsEfDbContext(_options))
            {
                context.FeatureBitDefinitions.Count().Should().Be(3);
                context.FeatureBitDefinitions.Should().Contain(f => f.AllowedUsers == "Updated Value");
            }
        }