Fix polkadot-ui unmet peer polkadot-api warning

[Tbaut]

All I can see for now on Brave, when nothing appears are warnings linked to polkadot-ui. It may not be the main issue, but it'd be good to check

Maybe checking with the dependancies as well, I get this when doing pnpm install

 WARN  Issues with peer dependencies found
.
└─┬ @polkadot-ui/react 0.0.1-alpha.15
  └── ✕ unmet peer polkadot-api@^0.12.0: found 1.0.1

Done in 3.1s

dependencies:
- @radix-ui/react-slider 1.2.0

 WARN  Issues with peer dependencies found
.
└─┬ @polkadot-ui/react 0.0.1-alpha.15
  └── ✕ unmet peer polkadot-api@^0.12.0: found 1.0.1

[wirednkod]

This is fixed in PR #109