staging: mei: client init code cleanup

starting removing the dependency from the module parameters.
setting the default timeout on init so don't need to check if it is bigger
then zero.

Signed-off-by: Oren Weil <oren.jer.weil@intel.com>
Acked-by: Tomas Winkler <tomas.winkler@intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>