Results 2 issues of Lee Culver

I disabled the !gcroot source tests because ClrMD doesn't have the right info for single file. I'm working on that later this week, but filing this bug against myself to...

bug

When !clrstack encounters `Program.(System.String[])`, it trims the method name to: `Program.(System.String[])`. Both ClrMD and WinDbg (ICorDebug + IMetaDataReader) correctly return `Program.(System.String[])`. I verified this with the main branch. I think...

bug
sos