Change fs-type to auto (from vfat) so recovery works with ext4 sdcards

Change the fs-type in recoverys fstab to auto so it can also mount ext4 sdcards (which works fine in normal cm10.1)

Change-Id: I8e1e169a7a36d6e4300a9c8ea0e59abd27268209
Merge "Change fs-type to auto (from vfat) so recovery works with ext4 sdcards" into cm-10.1