Rango - get spending address from approveData

[peachbits]

CHANGELOG

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Dependencies

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Description

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Note

Updates EVM approval handling for Rango swaps.

• Adds decodeEvmApprovalData in defiUtils to parse ERC-20 approve calldata and extract spendingAddress and nativeAmount
• rango now decodes approveData and uses the derived spendingAddress as the approval recipientAddress (instead of txTo) when creating pre-approval transactions
• Minor import adjustments to include the new decoder and WEI_MULTIPLIER

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[swansontec]

This makes sense to me, but I'm going to pass it along to @paullinator for a second look.

[paullinator]

Approved. Based on feedback from rango themselves in Telegram.