CLOUDSTACK-4302: Instance wizard: Support readonly checkbox selection
CLOUDSTACK-4302: Instance wizard: Support readonly checkbox selection

If 'selectedObjNonEditable' option is passed alongside 'selectedObj'
on response, make checkbox selection readonly/disabled.

Right now this is to support 'required' affinity group selections that
shouldn't be unselected.

mufaddalq/cloudstack-datera-driver,mufaddalq/cloudstack-datera-driver,mufaddalq/cloudstack-datera-driver,mufaddalq/cloudstack-datera-driver,mufaddalq/cloudstack-datera-driver,mufaddalq/cloudstack-datera-driver