Update Starknet Reac to use Starknet.js v6

[fracek]

TODO:

• [ ] useNetwork
• [ ] useBlock
• [ ] useBlockNumber
• [ ] useContractRead
• [ ] useStarkAddress
• [ ] useStarkProfile
• [ ] useStarkName
• [ ] useTransaction - new hook
• [ ] useReceipt - renamed version of useWaitForTransaction

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