system.prop: disable LPA

seeking seems borked. disable LPA while it's being fixed ..
or forever .. who knows.

Change-Id: Ib57e23ee808840abbc4519990001446ec7eb98a4
add Sound_Beats.txt, just avoids an error in logs

Change-Id: If9310789cb6644f4421f0c62c947566492c2b0dc
add modem_fsg partition to rmt_storage, removes one error

Change-Id: Id973f0a4419bb62f1da7db8372cec34d23d4f504