corstone1000: updating the FVP options

These options updated:

board.flash0
board.hostbridge.userNetworking
disable_visualisation
se.nvm.update_raw_image

Change-Id: I1a21373f3a720c2aa698ee0274b4f86bc0957856
Signed-off-by: Abdellatif El Khlifi <abdellatif.elkhlifi@arm.com>