fix(deps): update dependency @snapshot-labs/snapshot.js to ^0.11.28

[renovate[bot]]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
@snapshot-labs/snapshot.js	^0.11.27 -> ^0.11.28

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Release Notes

snapshot-labs/snapshot.js (@​snapshot-labs/snapshot.js)

### [`v0.11.28`](https://togithub.com/snapshot-labs/snapshot.js/releases/tag/v0.11.28) [Compare Source](https://togithub.com/snapshot-labs/snapshot.js/compare/v0.11.27...v0.11.28) #### What's Changed - Add Split-Delegation to delegate portal options by [@​samepant](https://togithub.com/samepant) in [https://github.com/snapshot-labs/snapshot.js/pull/1007](https://togithub.com/snapshot-labs/snapshot.js/pull/1007) #### New Contributors - [@​samepant](https://togithub.com/samepant) made their first contribution in [https://github.com/snapshot-labs/snapshot.js/pull/1007](https://togithub.com/snapshot-labs/snapshot.js/pull/1007) **Full Changelog**: https://github.com/snapshot-labs/snapshot.js/compare/v0.11.27...v0.11.28

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