i9500: fstab.universal5410: move system to top of fstab list

* As per info it should be mounted first since it contains
  the filesystem check utility.

Conflicts:
	rootdir/etc/fstab.universal5410

Change-Id: I4908a6dcb4f035148d303b4e503436159a5e5e35
Merge pull request #55 from CyanogenMod/cm-11.0

i9500: fstab.universal5410: move system to top of fstab list