toolchain_build: Include glibc-flavored gcc_libs in package-version upload
toolchain_build: Include glibc-flavored gcc_libs in package-version upload

The last change got the gcc_libs_glibc_arm component building,
but failed to include it in the nacl_arm_glibc toolchain packages.

BUG= https://code.google.com/p/nativeclient/issues/detail?id=3068
TEST= toolchain trybots
R=dschuff@chromium.org

Review URL: https://codereview.chromium.org/1066933007

sbc100/native_client,sbc100/native_client,sbc100/native_client,sbc100/native_client,sbc100/native_client,sbc100/native_client