public async Task PutIssue_IssueExists_Returns_NoContent()
        {
            _issueService.Setup(s => s.Update(It.IsAny <IssueDto>())).ReturnsAsync(true);

            var result = await _issueController.PutIssue(It.IsAny <IssueDto>());

            result.Should().BeOfType <NoContentResult>();
        }