Add Favicon to docs

[AnirudhPanda]

Having a favicon visible on your browser tabs, bookmarks, history archives and so on helps your users save time by allowing them to identify and browse your website without difficulties, therefore increasing the likelihood of user interaction with your website.

[itsdouges]

For the documentation site? That's a good point!

[AnirudhPanda]

Yes i would like to work on this provided an image file which needs to be added as favicon

[itsdouges]

We need a logo 😅