Resolve multiple packages versions warnings

[shunsukew]

@polkadot/util has multiple versions, ensure that there is only one installed.
Either remove and explicitly install matching versions or dedupe using your package manager.
The following conflicting packages were found:
    cjs 10.4.2  node_modules/@astar-network/swanky-cli/node_modules/@polkadot/api-augment/node_modules/@polkadot/util/cjs
    cjs 10.4.2  node_modules/@astar-network/swanky-cli/node_modules/@polkadot/rpc-augment/node_modules/@polkadot/util/cjs
@polkadot/util has multiple versions, ensure that there is only one installed.
Either remove and explicitly install matching versions or dedupe using your package manager.
The following conflicting packages were found:
    cjs 10.4.2  node_modules/@astar-network/swanky-cli/node_modules/@polkadot/api-augment/node_modules/@polkadot/util/cjs
    cjs 10.4.2  node_modules/@astar-network/swanky-cli/node_modules/@polkadot/rpc-augment/node_modules/@polkadot/util/cjs
    cjs 10.4.2  node_modules/@astar-network/swanky-cli/node_modules/@polkadot/types-augment/node_modules/@polkadot/util/cjs
...