feat: add support for Matrixone database

[volgariver6]

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Summary

close #20710

Add support for using MO database as vdb backend to store vector data.

HOWTO:

just set VECTOR_STORE to matrixone in .env file:

VECTOR_STORE=weaviate

Screenshots

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Checklist

• [ ] This change requires a documentation update, included: Dify Document
• [x] I understand that this PR may be closed in case there was no previous discussion or issues. (This doesn't apply to typos!)
• [x] I've added a test for each change that was introduced, and I tried as much as possible to make a single atomic change.
• [x] I've updated the documentation accordingly.
• [x] I ran dev/reformat(backend) and cd web && npx lint-staged(frontend) to appease the lint gods