Copy the gcc libs to the appropriate destination directory for the board.

Use get_board_arch defined in toolchain_utils to get the right destination
directory for gcc libs.

BUG=chromium:429775
TEST=Ran build_tc.py for panther board.

Change-Id: I1eff4ac788dd61338037838f7d3f688163a6c2bc
Reviewed-on: https://chrome-internal-review.googlesource.com/182626
Reviewed-by: Luis Lozano <llozano@chromium.org>
Commit-Queue: Rahul Chaudhry <rahulchaudhry@google.com>
Tested-by: Rahul Chaudhry <rahulchaudhry@google.com>
2 files changed