Check if the state of the HTTP instance is HTTP_STATE_TCP_CONNECTED, or
HTTP_STATE_TCP_CLOSED and de-configure the Tcp4 instance before
configuring it again.
Signed-off-by: Oliver Steffen <osteffen@redhat.com> Reviewed-by: Maciej Rabeda <maciej.rabeda@linux.intel.com> Reviewed-by: Gerd Hoffmann <kraxel@redhat.com>