fix: do not allow jQuery 3
fix: do not allow jQuery 3

Bootstrap 3 is not compatible with jQuery 3 (https://github.com/twbs/bootstrap/issues/16834), so avoid allowing it in package.json
vsn4ik/bootstrap-datepicker,uxsolutions/bootstrap-datepicker,CherryDT/bootstrap-datepicker,acrobat/bootstrap-datepicker,inspur-tobacco/bootstrap-datepicker,inspur-tobacco/bootstrap-datepicker,Azaret/bootstrap-datepicker,CherryDT/bootstrap-datepicker,steffendietz/bootstrap-datepicker,acrobat/bootstrap-datepicker,Azaret/bootstrap-datepicker,vsn4ik/bootstrap-datepicker,steffendietz/bootstrap-datepicker,eternicode/bootstrap-datepicker,uxsolutions/bootstrap-datepicker,eternicode/bootstrap-datepicker