jetson-tx1: add PACKAGE_ARCH overrides for a couple of packages
jetson-tx1: add PACKAGE_ARCH overrides for a couple of packages

jackmitch/meta-tegra,madisongh/meta-tegra,madisongh/meta-tegra,jackmitch/meta-tegra,madisongh/meta-tegra,madisongh/meta-tegra,madisongh/meta-tegra,jackmitch/meta-tegra