fix: reverse order to fetch first nft mint date

[jbienesdev]

Thank you for your contribution to the KodaDot NFT gallery.

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PR type

• Bugfix
• Feature
• Refactoring

Before submitting Pull Request, please make sure:

• My contribution builds clean without any errors or warnings
• I've merged recent default branch -- main and I've no conflicts
• I've tried respect high code quality standards
• I've didn't break any original functionality
• I've posted screenshot of demonstrated change in this PR

Optional

• I've tested it at /rmrk/u/J9cppW5x7akmWG6yTiEMHy5Cx8VVZ9YTQKV3AGfABvFXrFN
• I've tested PR on mobile and everything works
• I found edge cases

What's new?

• PR closes Wrong minting dates at hover card  #1511
• Reverse the orderBy parameters in the graphql query to get the first minted date

Had issue bounty label ?

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Community participation

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Screenshot

• My fix has changed something on UI, a screenshot for others, is best to understand changes.

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