Fix creation of parent and grandparent segment documents for members/orgs

[themarolt]

Changes proposed ✍️

What

🤖 Generated by Copilot at b2d9d7a

This pull request fixes bugs and improves code quality in the files that handle the organization and member data for the search index. It enhances the SQL queries in organizationRepository.ts to classify and match organizations correctly. It also simplifies the indexing logic and reduces redundancy in organization.sync.service.ts and member.sync.service.ts.
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🤖 Generated by Copilot at b2d9d7a

sync code refactored
bugs fixed in organization
autumn of cleaning

Why

How

🤖 Generated by Copilot at b2d9d7a

• Fix bugs in SQL queries for organization level and segment level in organizationRepository.ts (link, link)
• Refactor code for aggregating and prefixing member and organization data for search index in member.sync.service.ts and organization.sync.service.ts (link, link)
• Add comment to explain indexing logic for organization data in organization.sync.service.ts (link)

Checklist ✅

• Label appropriately with Feature, Improvement, or Bug.
• Add screehshots to the PR description for relevant FE changes
• New backend functionality has been unit-tested.
• API documentation has been updated (if necessary) (see docs on API documentation).
• Quality standards are met.