Rename the artborad from canvan

Allow the user to rename the artboard from Canvan. And educate the user regarding keyboard shortcuts (Ctrl + R) with toaster notification who renames the artboard first time. It will increase productivity.

<img width="760" alt="image" src="https://user-images.githubusercontent.com/49694573/167243392-9af0f7c7-0174-4f59-978b-86192d9bc171.png">

