am33x-cm3: update to latest version

This goes hand-in-hand with the kernel update.
The version is taken from meta-ti.

The new kernel version, 3.12, requires a newer PM FW.

This should correspond to v05.00.00.02, though that tag
has not been pushed...

Signed-off-by: Anders Darander <anders@chargestorm.se>
Reviewed-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
Signed-off-by: Peter Korsgaard <peter@korsgaard.com>