fix(core): fix installation error due to `del` package not being found
fix(core): fix installation error due to `del` package not being found

tinesoft/generator-ng-plugin,tinesoft/generator-ngx-library,tinesoft/generator-ng-plugin,tinesoft/generator-ng-plugin,tinesoft/generator-ngx-library,tinesoft/generator-ngx-library,tinesoft/generator-ngx-library