veyron: Fix file permissions

Some files for the veyron project were checked in with execute
permissions where it doesn't make sense. Fix.

BUG=chrome-os-partner:30167
TEST=None

Change-Id: I2a96816d4fd0af3949b0adaf5208fd2862835b5b
Signed-off-by: Patrick Georgi <pgeorgi@chromium.org>
Original-Commit-Id: d7a408ff273d848b60aaad4f8b27103318e56111
Original-Change-Id: Ia3788abf3755baf028518efb975701cf6cb37e46
Original-Signed-off-by: Julius Werner <jwerner@chromium.org>
Original-Reviewed-on: https://chromium-review.googlesource.com/217673
Original-Reviewed-by: David Hendricks <dhendrix@chromium.org>
Reviewed-on: http://review.coreboot.org/8868
Reviewed-by: Stefan Reinauer <stefan.reinauer@coreboot.org>
Tested-by: build bot (Jenkins)
9 files changed