[TSan] Update test values

Similarly to before, D51985 again reduced the number of registers
required for the read/write routines causing this test to fail on
sanitizer-x86_64-linux-autoconf.

git-svn-id: https://llvm.org/svn/llvm-project/compiler-rt/trunk@342092 91177308-0d34-0410-b5e6-96231b3b80d8
1 file changed