Fix a few shellcheck warnings in sanitizer buildbot script#298

arichardson merged 2 commits intomainllvm/llvm-zorg:mainfrom

users/arichardson/spr/fix-a-few-shellcheck-warnings-in-sanitizer-buildbot-scriptllvm/llvm-zorg:users/arichardson/spr/fix-a-few-shellcheck-warnings-in-sanitizer-buildbot-scriptCopy head branch name to clipboard