Show both mnemonics and Hex seeds for the user wallet

[ramezsaeed]

Which package/s are you suggesting this feature for?

Dashboard

Is your feature request related to a problem? Please describe

when the mainnet account is created with 24 words mnemonics;
user will not be able to import his wallet to the TF connect app!
because when try to import using the 24 words it creates a new wallet in the app.

Describe the solution you'd like

showing the Hex seed in dashboard and tell the use the he must use these seeds not mnemonics to import his wallet in the app and can see the same balance.

Related to: threefoldtech/threefold_connect#785

[maayarosama]

Work Completed

• Fixed the copy button
• Added a tooltip telling the user to use the hex seed when importing wallet in the app