Subzero: Fix szbuild.py linking.

The symbol __Sz_block_profile_info needs to be explicitly globalized when combining llc and Subzero .o output, i.e. when the --include or --exclude options are used.

BUG= none
R=jpp@chromium.org

Review URL: https://codereview.chromium.org/1275983003.
1 file changed