ARM: dts: msm: Enable support for msm8953 ext codec

Revert changes done as part of commit ab9743a9
("ARM: dts: msm: Add overlay support for msm8953 ext codec")
to add nodes back in msm8953-ext-codec-mtp.dts

Change-Id: Iccf5e50610bca4a9d2cbfdc37fa8fe69190ab0f5
Signed-off-by: Soumya Managoli <smanag@codeaurora.org>