ETH address enhancement: label

**Is your feature request related to a problem? Please describe.**
ETH address doesn't have a configurable label, yet this component could be used for different types of hash: your address, a recipient address, a smart contract hash, a transaction hash. Users should be able to label it appropriately.

**Describe the solution you'd like**
Allow the user to easily add a label to this field using a prop e.g.

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