Fixed unit test error
Fixed unit test error

mtian/SiteExtensionGallery,mtian/SiteExtensionGallery,skbkontur/NuGetGallery,grenade/NuGetGallery_download-count-patch,skbkontur/NuGetGallery,skbkontur/NuGetGallery,projectkudu/SiteExtensionGallery,ScottShingler/NuGetGallery,grenade/NuGetGallery_download-count-patch,grenade/NuGetGallery_download-count-patch,ScottShingler/NuGetGallery,ScottShingler/NuGetGallery,projectkudu/SiteExtensionGallery,mtian/SiteExtensionGallery,projectkudu/SiteExtensionGallery