Shutdown f2fs to avoid fsck

Bug: 229406072
Signed-off-by: Jaegeuk Kim <jaegeuk@google.com>
Change-Id: Id3b27219ab2a4655f1740829b0f03f027e66349d
Merged-In: Id3b27219ab2a4655f1740829b0f03f027e66349d
1 file changed