Revert "[llvm-pdbdump] Add some tests for llvm-pdbdump."

It is not correctly detecting the situations where the test is
unsupported.  Reverting until we can figure it out.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@230085 91177308-0d34-0410-b5e6-96231b3b80d8
9 files changed