leds: hardcode max_current

Instead of relying to scripts to set the max_current at boot time, hardcode the values in the drivers like it was done for zeus board

Change-Id: Ia92a0b0193803fefb3f32569e0414604855c64e9
Signed-off-by: Michael Bestas <mikeioannina@gmail.com>
Merge branch 'mikeNG/M7630AABBQMLZA404033I-nAa-master'