staging: vt6656: correct return of vnt_init_registers.

staging: vt6656: correct return of vnt_init_registers.

BugLink: https://bugs.launchpad.net/bugs/1862227
commit 7de6155c8968a3342d1bef3f7a2084d31ae6e4be upstream.

The driver standard error returns remove bool false conditions.

Cc: stable <stable@vger.kernel.org> # v5.3+
Signed-off-by: Malcolm Priestley <tvboxspy@gmail.com>
Link: https://lore.kernel.org/r/072ec0b3-425f-277e-130c-1e3a116c90d6@gmail.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Kamal Mostafa <kamal@canonical.com>
Signed-off-by: Khalid Elmously <khalid.elmously@canonical.com>