Use correct MSBuild

Author: jjonescz

test/NuGet.Core.FuncTests/Dotnet.Integration.Test/DotnetIntegrationTestFixture.cs

@@ -46,8 +46,6 @@ public class DotnetIntegrationTestFixture : IDisposable
 
         public DotnetIntegrationTestFixture()
         {
-            MSBuildLocator.RegisterDefaults();
-
             string testAssemblyPath = Path.GetFullPath(Assembly.GetExecutingAssembly().Location);
             _cliDirectory = TestDotnetCLiUtility.CopyAndPatchLatestDotnetCli(testAssemblyPath);
             var dotnetExecutableName = RuntimeEnvironmentHelper.IsWindows ? "dotnet.exe" : "dotnet";
@@ -59,6 +57,8 @@ public DotnetIntegrationTestFixture()
             SdkDirectory = new DirectoryInfo(sdkPath);
             MsBuildSdksPath = Path.Combine(sdkPath, "Sdks");
 
+            MSBuildLocator.RegisterMSBuildPath(sdkPath);
+
             _templateDirectory = new SimpleTestPathContext();
             TestDotnetCLiUtility.WriteGlobalJson(_templateDirectory.WorkingDirectory);