[lit] Fix test shtest-timeout.py for modern output

Update the CHECK lines in the shtest-timeout.py lit test to account for
the current output. The output has been changed in r271610 without
adjusting the tests.

Differential Revision: https://reviews.llvm.org/D25236

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@284057 91177308-0d34-0410-b5e6-96231b3b80d8
1 file changed