137-cfi: Ignore libc unwind error on host

The libc is truly missing the symbol so libunwindstack is correct.

The debug symbols do exist in /usr/lib/debug/.build-id/, but
libunwindstack does not support that and it is host-specific.

Bug: 254626913
Bug: 254455733
Test: ./art/test.py -b -r --host --optimizing --64 -t 137
Change-Id: Ifcb5713e6eb3a562e28a19df333f99882b4a69f9
1 file changed