POC: Drag and drop component

[rajat1saxena]

We need to build a re-usable drag and drop components which can be used at various places in the app like

• re-ordering links in the header and footer
• re-ordering lessons and sections in course editor
• re-ordering emails in the email sequence

Inspiration: https://github.com/codelitdev/courselit/assets/821092/bb465d8b-54f8-4bd2-90f1-55ecc02af6e9