Revert "delos3geur: mount efs at boot"

This reverts commit 47914aa162a2a193b2cbeb37dc121778b51f53ed.
Revert "delos3geur: update fstab.qcom"

This reverts commit d1fb3ccbb5cd0a28391ecf2158cf9e3731ba3ec6.

Signed-off-by: Arnav Gosain <nolinuxnoparty@gmail.com>