chore(dependencies): rollup down to ^0.57.1

(factory((global.coreui = {}),global.jQuery,global.PerfectScrollbar));

(!) Unresolved dependencies
https://github.com/rollup/rollup/wiki/Troubleshooting#treating-module-as-external-dependency
perfect-scrollbar (imported by js\src\sidebar.js)
(!) Missing global variable name
Use output.globals to specify browser global variable names corresponding to external modules
D:\_Repos\_CoreUI\coreui\node_modules\rollup\dist\rollup.js (guessing 'PerfectScrollbar')

Author: xidedix