arm64: dts: imx8mq-librem5: Set charger parameters for each batch

Correctly set regulation-voltage, termination-current and charge-current
for the different librem 5 board revisions.

Signed-off-by: Sebastian Krzyszkowiak <sebastian.krzyszkowiak@puri.sm>
Signed-off-by: Martin Kepplinger <martin.kepplinger@puri.sm>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>