refactor: types and variables to new name

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What does this PR do?

🤖 Generated by Copilot at ee4187f

This pull request renames and updates various types, constants, and functions related to the domain change from lenster to hey in the web app, the data package, and the feed workers. It also refactors some types to improve code quality and readability.

Related issues

Fixes # (issue)

Type of change

• Bug fix (non-breaking change which fixes an issue)
• New feature (non-breaking change which adds functionality)
• Enhancement (non-breaking small changes to existing functionality)
• Breaking change (fix or feature that would cause existing functionality to not work as expected)
• This change requires a documentation update

Explanation of the changes

🤖 Generated by Copilot at ee4187f

• Rename @hey/types/lenster package to @hey/types/hey and update imports in several files (link, link, link, link, link, link, link)
• Rename NewLensterAttachment type to NewAttachment and update imports and usages in several files (link, link, link, link, link, link, link, link, link, link)
• Rename LENSTER_POLLS_SPACE constant to HEY_POLLS_SPACE and update definition and usages in several files (link, link, link, link)
• Rename S3_BUCKET.LENSTER_MEDIA constant to S3_BUCKET.HEY_MEDIA and update definition and usage in uploadToIPFS.ts and constants.ts (link, link)
• Rename LENSTER_MOSTVIEWED and LENSTER_MOSTINTERACTED enum values to HEY_MOSTVIEWED and HEY_MOSTINTERACTED and update definition and usages in several files (link, link, link, link)
• Rename lensterFeed function to heyFeed and update import and usage in getPublicationIds.ts (link, link)
• Rename lensterMostInteracted function to heyMostInteracted and update name and export in heyMostInteracted.ts (link, link)
• Rename packages/workers/feeds/src/providers/lenster/README.md file to packages/workers/feeds/src/providers/hey/README.md (link)

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Name	Status	Preview	Updated (UTC)
prerender	✅ Ready (Inspect)	Visit Preview	Sep 28, 2023 3:53am
web	✅ Ready (Inspect)	Visit Preview	Sep 28, 2023 3:53am