ARM: dts: msm: change power supply entries for sim panels on sdmmagpie

Current power supply entries for simulated panel includes lab and ibb
supply. Change it to none lab ibb supply entries for sdmmagpie platform.

Change-Id: I65e870f0efc09b63680d934811d75f558b739d03
Signed-off-by: Sandeep Panda <spanda@codeaurora.org>