buildroot

package/i2c-tools: bump to version 4.0

This patch bumps i2c-tools to version 4.0 and adds a couple of
new commands named i2ctransfer and eeprog.
It adds also several upstream commits not included in the release
that fix static compilation issues and parallel build issues.

Signed-off-by: Angelo Compagnucci <angelo@amarulasolutions.com>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>