Extra padding in Drawer Header after migrating to use mui v5 style engine

[bkarambe]

Describe the bug

There is some extra padding of 24px in the DrawerHeader, which is breaking the header in branch release/mui-v5-style-updates

What is the expected behavior?

There should be no padding in Drawer Header

What are the steps to reproduce?

1. Checkout branch release/mui-v5-style-updates
2. yarn start:showcase

Screenshots or links to minimum reproduction example

[ektasawant]

This issue has been fixed here https://github.com/brightlayer-ui/react-component-library/pull/441