remove cw721 claim limit, and upgrade to v2.6.0

[NoahSaso]

this rewrites the NFT claims logic to make it paginate-able, removing the limit on how many outstanding claims can exist simultaneously

it is backwards compatible by introducing a new state map, seamlessly integrating with the legacy NFT claims so that DAOs can migrate without hassle

specific changes:

• all new claims go through the new claims logic, which stores claims in a Map<(address, token_id) -> release_at> that can be infinitely paginated, thereby removing any limit on outstanding claims
• when claiming, you can either pass no argument, an empty token_ids list, or a specific set of token_ids. no argument will attempt to claim all outstanding legacy claims. an empty token_ids list attempts to claim all non-legacy claims, and it will simply fail if there are too many for one transaction. and a specific set of token_ids will attempt to claim just those outstanding non-legacy claims. ideally, we are always specifying the exact tokens to claim, and the frontend can automatically batch as necessary
• querying claims is now paginated, and all legacy claims are included at the beginning every time. the query's pagination (start_after and limit) only apply to the non-legacy claims

[ismellike]

Looks good!

I think it's just missing checks to ensure we don't have claims in both systems. Other suggestions are mainly for clarity and better API.

[ismellike]

🔥