Fixed: Removed failing test no longer in Sonarr

As far as I can tell you wouldn't expect this to pass.  Setting the
path is handled by AddArtistService, not ArtistService.  This file is
present in the Sonarr tree but not included in the project.

src/NzbDrone.Core.Test/MusicTests/ArtistServiceTests/AddArtistFixture.cs

@@ -1,40 +0,0 @@
-using FizzWare.NBuilder;
-using FluentAssertions;
-using NUnit.Framework;
-using NzbDrone.Core.Organizer;
-using NzbDrone.Core.Music;
-using NzbDrone.Core.Test.Framework;
-using NzbDrone.Core.Music.Events;
-
-namespace NzbDrone.Core.Test.MusicTests.ArtistServiceTests
-{
-    [TestFixture]
-    public class AddArtistFixture : CoreTest<ArtistService>
-    {
-        private Artist _fakeArtist;
-
-        [SetUp]
-        public void Setup()
-        {
-            _fakeArtist = Builder<Artist>.CreateNew().Build();
-        }
-
-        [Test]
-        public void artist_added_event_should_have_proper_path()
-        {
-            _fakeArtist.Path = null;
-            _fakeArtist.RootFolderPath = @"C:\Test\Music";
-
-            Mocker.GetMock<IBuildFileNames>()
-                  .Setup(s => s.GetArtistFolder(_fakeArtist, null))
-                  .Returns(_fakeArtist.Name);
-
-            var artist = Subject.AddArtist(_fakeArtist);
-
-            artist.Path.Should().NotBeNull();
-
-            VerifyEventPublished<ArtistAddedEvent>();
-        }
-
-    }
-}

src/NzbDrone.Core.Test/NzbDrone.Core.Test.csproj

@@ -277,7 +277,6 @@
     <Compile Include="MusicTests\AlbumMonitoredServiceTests\AlbumMonitoredServiceFixture.cs" />
     <Compile Include="MusicTests\AlbumRepositoryTests\AlbumRepositoryFixture.cs" />
     <Compile Include="MusicTests\ArtistRepositoryTests\ArtistRepositoryFixture.cs" />
-    <Compile Include="MusicTests\ArtistServiceTests\AddArtistFixture.cs" />
     <Compile Include="MusicTests\ArtistServiceTests\UpdateMultipleArtistFixture.cs" />
     <Compile Include="MusicTests\ArtistServiceTests\FindByNameInexactFixture.cs" />
     <Compile Include="MusicTests\RefreshAlbumServiceFixture.cs" />