Fix the hierarchy Link>a>button

[Maheima]

As per the standard HTML docs, a button element shouldn't be used inside anchor (a) element. We are doing this at multiple places e.g., in navbar

[kush-x7]

Can you please assign this task to me?

[mayurlalwani]

@vinayak-trivedi Please assign this issue to me.

[vinayak-trivedi]

assigned to you @mayurlalwani