chore(deps)(deps): bump ethers from 6.15.0 to 6.16.0 in the blockchain group

[dependabot]

Bumps the blockchain group with 1 update: ethers.

Updates ethers from 6.15.0 to 6.16.0

Release notes

Sourced from ethers's releases.

ethers/v6.16.0 (2025-12-02 19:47)

• Added utility method to split EIP-7594 BLOb proofs into its cells (88dfe96).
• Update Alchemy URL endpoint for mainnet (#5052; 719b01d).
• Fail on unsupported Etherscan networks immediately to better support the default provider (94b333b).
• Added Filecoin network and Ankr endpoints (#5038; 986e827).
• Moved to better API for EIP-7594 PeerDAS (#5062; 452b422).
• Added initial EIP-7594 PeerDAS support (#5054, #5062; 6d64889).
• Support RegExp engines with string length limitations (#4967; f0dfbe1).
• Added Transaction and Signature support for non-canonical S values (#4223, #5013; 855d727).
• Allow zero-width big-endian data for toBeHex and allow widths fo toBeArray (#5025; 540f30c).

Changelog

Sourced from ethers's changelog.

ethers/v6.16.0 (2025-12-02 19:47)

• Added utility method to split EIP-7594 BLOb proofs into its cells (88dfe96).
• Update Alchemy URL endpoint for mainnet (#5052; 719b01d).
• Fail on unsupported Etherscan networks immediately to better support the default provider (94b333b).
• Added Filecoin network and Ankr endpoints (#5038; 986e827).
• Moved to better API for EIP-7594 PeerDAS (#5062; 452b422).
• Added initial EIP-7594 PeerDAS support (#5054, #5062; 6d64889).
• Support RegExp engines with string length limitations (#4967; f0dfbe1).
• Added Transaction and Signature support for non-canonical S values (#4223, #5013; 855d727).
• Allow zero-width big-endian data for toBeHex and allow widths fo toBeArray (#5025; 540f30c).

Commits

• 98c49d0 admin: updated dist files
• c4e840e tests: disable Blockscout temporaily
• 88dfe96 Added utility method to split EIP-7594 BLOb proofs into its cells.
• 7c5faf8 admin: updated dist files
• 8192f5b docs: add link for EIP-7594
• 10a912b docs: fixed typos (#5039)
• 719b01d Update Alchemy URL endpoint for mainnet (#5052).
• 94b333b Fail on unsupported Etherscan networks immediately to better support the defa...
• 986e827 Added Filecoin network and Ankr endpoints (#5038).
• 452b422 Moved to better API for EIP-7594 PeerDAS (#5062).
• Additional commits viewable in compare view

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