Patch merged into coreboot/master: buildgcc: Drop --target from python and expat

the following patch was just integrated into master:
commit a344b68936adf75575e1eaa39f9a7831e7d1db55
Author: Stefan Reinauer 
Date:   Thu Apr 21 19:29:51 2016 -0700

buildgcc: Drop --target from python and expat

Both packages are not using the target architecture. Drop it,
    and remove them from package_uses_targetarch

Change-Id: I58efde4cb7cc39e7e3c31527eb7682e318928100
    Signed-off-by: Stefan Reinauer 
    Reviewed-on: https://review.coreboot.org/14464
    Reviewed-by: Martin Roth 
    Tested-by: build bot (Jenkins)
    Reviewed-by: Paul Menzel

See https://review.coreboot.org/14464 for details.

-gerrit