ARM: dts: msm: Remove extcon and PHY nodes on atoll RUMI

This change will remove extcon handle from atoll base dtsi file,
add extcon handle to corresponding IDP file. Also disable unused
dtsi nodes from atoll rumi dtsi file.

Change-Id: I1df92fd89000a7929aeb6fef36a89c6582333448
Signed-off-by: Chandana Kishori Chiluveru <cchiluve@codeaurora.org>