[MC 0.5][FEATURE] Account actions on wallet view

[tommasini]

Description
This PR aims to add account actions to the wallet view.
It's possible now with a new design to:

• View on etherscan the account address
• Share your account address
• See your private key

Screenshots/Recordings
Scenario: Should be able to view account on block explorer: https://recordit.co/QoXERxDxIm
Scenario: Should be able to share account address: https://recordit.co/CzLd0kK91a
Scenario: Should be to access private key: https://recordit.co/GoU5YLvOPf

If applicable, add screenshots and/or recordings to visualize the before and after of your change

Issue

Progresses #???

Checklist

• There is a related GitHub issue
• Tests are included if applicable
• Any added code is fully documented

[github-actions]

CLA Signature Action: All authors have signed the CLA. You may need to manually re-run the blocking PR check if it doesn't pass in a few minutes.

[Cal-L]

Left some comments

[tommasini]

Thanks for the review @Cal-L ! All the comments are addressed!

[Cal-L]

LGTM