ramdisk: add dummy open() of /dev/smd0 to avoid in-call audio race co…
…ndition (David Ferguson)

Change-Id: If5ca1ee6b52a834d2fc9a5ad0a7016236f827fe2
ramdisk: update vibrator permissions

Change-Id: I05f4f025c7cbf5ae5cb3dee5983a252be9e119ce