Allow the logging of build logs

Author: dellis1972

src/Xamarin.Android.Build.Tasks/Tests/Xamarin.Android.Build.Tests/BuildTest.cs

@@ -2249,7 +2249,6 @@ public void ValidateUseLatestAndroid ()
 				{ "XBUILD_FRAMEWORK_FOLDERS_PATH", referencesPath },
 			};
 			using (var builder = CreateApkBuilder (Path.Combine (path, proj.ProjectName))) {
-				builder.ThrowOnBuildFailure = false;
 				builder.Target = "_SetLatestTargetFrameworkVersion";
 				Assert.True (builder.Build (proj, parameters: targetFramework, environmentVariables: envVar),
 					string.Format ("First Build should have succeeded"));