[Feat]: Show Default Avatar If Profile Image link is not valid

[revanthkumarJ]

What feature?

I have an idea , instaed of showing alt text if profile picture not available we can replace it with a default avatar for better look.Currently it is showing userLogo text if image link is not valid.

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[revanthkumarJ]

Can i do it @codeaashu , as a first initial contribution i wanted to start from small things to big

[revanthkumarJ]

Raised a PR have a look at it once

[revanthkumarJ]

solved in #751
Have a look at it once