Properly specify a few checksum values for llgs tests.

Summary: In noack mode, these checksums are ignored by llgs, but some implementations need them still. Specify these checksums to ease integration.

Test Plan: Run the tests before and after the change and make sure nothing breaks.

Reviewers: clayborg, tfiala

Subscribers: lldb-commits

Differential Revision: http://reviews.llvm.org/D6343

llvm-svn: 222441