Fix asan paths in ld.config

As of Id663c5f284e3b4fc65ed8cb8c2da6bcf6542e034, the asan libs
are in the TARGET_COPY_OUT_X subpath of the /data/asan/ dir, rather
than just 'x' unconditionally.

Test: presubmit
Change-Id: I3a515791e237ad10703415ea532c7a089660d8e9
2 files changed