Replaced Custom Icon component with react-icons

[Neeraj-gagat]

Description

This PR changes the customs icons used in how it works section with react-icons as sugested in issue descriptions #451

• Fixes: HowItWorks - Dashboard frontend revamp #451

Images after changes

Additional Notes

hey @its-me-abhishek
if you want we can discuss if you want to use any other icons or any other icons library open to suggestions
Thanks :)

[github-actions]

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[Neeraj-gagat]

done with the self review every test passes unused icons removed new icons added nothing breaks goood to go

[its-me-abhishek]

@Neeraj-gagat I think we can delete Icons.tsx entirely, since Logo Icon is unused

[Neeraj-gagat]

okk sure will update the pr in a while

[Neeraj-gagat]

@Neeraj-gagat I think we can delete Icons.tsx entirely, since Logo Icon is unused

@Neeraj-gagat I think we can delete Icons.tsx entirely, since Logo Icon is unused

done

[its-me-abhishek]

LGTM