ARM: dts: msm: modify camera current mode setting on msm8909w wtp

Latest power management policy will cause camera current not
enough, this change used to make camera current be involved
by current manage mechanism to make relative power resourse
is enough.

Change-Id: Id816f546a0d9776625da158827b3bc2b80254d9d
Signed-off-by: Daoping Lin <cdaopin@codeaurora.org>