Reenable or permanently delete NormalizePathBadGlobalroot #4205
Description
This test failed (for no obvious reason) in https://dev.azure.com/dnceng/public/_build/results?buildId=110452&view=ms.vss-test-web.build-test-results-tab.
Error message
Assert.Throws() Failure\r\nExpected: typeof(System.ArgumentException)\r\nActual: typeof(Xunit.Sdk.NullException): Assert.Null() Failure\r\nExpected: (null)\r\nActual: \\\\?\\globalroot\\XXX\r\n---- Assert.Null() Failure\r\nExpected: (null)\r\nActual: \\\\?\\globalroot\\XXX
Stack trace
at Microsoft.Build.UnitTests.FileUtilities_Tests.<>c.<NormalizePathBadGlobalroot>b__27_0() in D:\a\1\s\src\Shared\UnitTests\FileUtilities_Tests.cs:line 519
----- Inner Stack Trace -----
at Microsoft.Build.UnitTests.FileUtilities_Tests.<>c.<NormalizePathBadGlobalroot>b__27_0() in D:\a\1\s\src\Shared\UnitTests\FileUtilities_Tests.cs:line 519