TCF: specify ARCH when creating initconfig

Fix "TCF: especify ARCH when building" missed feeding ARCH to the
initconfig phase, that some projects require.

Change-Id: Ie44c9056d2d44198abbac6aeb6e0df05aff4dc36
Signed-off-by: Inaky Perez-Gonzalez <inaky.perez-gonzalez@intel.com>
1 file changed