feat: add tests for filtering GET /beacon/pool/attestations

[gap-editor]

Added test_get_beacon_pool_attestations_filtered to verify that the /eth/v2/beacon/pool/attestations endpoint correctly filters attestations based on the slot and committee_index query parameters, as required by #7312.

[CLAassistant]

All committers have signed the CLA.

[macladson]

Hi. Just a heads up that you have based this PR on the stable branch. Active development should be on top of unstable and target the unstable branch

[gap-editor]

@macladson did i do good or no?

[michaelsproul]

@gap-editor no, need to get rid of those commits from stable

[gap-editor]

@michaelsproul

[mergify]

This pull request has merge conflicts. Could you please resolve them @gap-editor? 🙏

[macladson]

Looks like there are some conflicts. Can you update your branch? (Either merge or rebase on unstable)

[gap-editor]

Looks like there are some conflicts. Can you update your branch? (Either merge or rebase on unstable)

@macladson done. if smth is wrong may be better to reopen PR in unstable branch?

[gap-editor]

@macladson

[mergify]

All required checks have passed and there are no merge conflicts. This pull request may now be ready for another review.

[mergify]

Some required checks have failed. Could you please take a look @gap-editor? 🙏

[mergify]

Hi @gap-editor, this pull request has been closed automatically due to 30 days of inactivity. If you’d like to continue working on it, feel free to reopen at any time.