fix: move less from devDependencies to dependencies
fix: move less from devDependencies to dependencies

Resolves #88
DavidParks8/ng-packagr,DavidParks8/ng-packagr,dherges/ng-packagr,dherges/ng-packagr,dherges/ng-packagr,DavidParks8/ng-packagr,DavidParks8/ng-packagr,dherges/ng-packagr