Bump @solana/web3.js from 0.80.1 to 0.80.2 in /token-swap/js (solana-…

…labs#618)

Bumps [@solana/web3.js](https://github.com/solana-labs/solana-web3.js) from 0.80.1 to 0.80.2.
- [Release notes](https://github.com/solana-labs/solana-web3.js/releases)
- [Commits](solana-labs/solana-web3.js@v0.80.1...v0.80.2)

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