ARM: dts: mdm: Sync MDM9640 V1 with V2 MTP

The V1 and V2 MTPs use different device tree files. V1 MTP fails
USB detection because the charger chip is not enabled. Update
the MDM9640 V1 MTP device tree file to fix this issue.

CRs-Fixed: 1041980
Change-Id: I6937907e3c7c3145795e5dcb55344770503c41c2
Signed-off-by: Gustavo Solaira <gustavos@codeaurora.org>