🐞[BUG] Hardcoded MIA text on claim mining rewards

[whoabuddy]

Describe the bug

Simple fix - the value MIA is hardcoded instead of using props.token.symbol.

To Reproduce

Steps to reproduce the behavior:

1. Go to Mining page
2. Click on Claim Rewards
3. Text says "newly minted MIA" regardless of selection

[whoabuddy]

Fixed in #116