Revert "Recommit "[DWARFv5] Dump an MD5 checksum in the line-table header.""

This reverts commit 0afef672f63f0e4e91938656bc73424a8c058bfc.
Still failing at runtime on bots.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@320888 91177308-0d34-0410-b5e6-96231b3b80d8
7 files changed