fix(loops): resolve creators in my loops

[MattPua]

Problem

Team-visible loops owned by the current user appeared under My loops as created by a former organization member.

Changes

• pass organization member lookup data into rows under My loops
• cover creator resolution for a current user's team-visible loop

How did you test this?

• pnpm --filter @posthog/ui test (254 files, 2,187 tests)
• pnpm --filter @posthog/ui typecheck
• pnpm exec biome check packages/ui/src/features/loops/components/LoopsListView.tsx packages/ui/src/features/loops/components/LoopsListView.test.tsx
• commit hook repository-wide typecheck

Automatic notifications

• Publish to changelog?
• Alert Sales and Marketing teams?

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Created with PostHog Code

[trunk-io]

😎 Merged successfully - details.

[github-actions]

React Doctor found no issues in the changed files. 🎉

_{Reviewed by React Doctor for commit c7f45d8.}

[greptile-apps]

_{Reviews (1): Last reviewed commit: "fix(loops): resolve creators in my loops" | Re-trigger Greptile}

[github-actions]

Small, well-tested UI fix threading member lookup data to fix creator display for team-visible loops; no risky territory touched and author has strong familiarity with this code.

• Author wrote 100% of the modified lines and has 9 merged PRs in these paths (familiarity STRONG).
• 👍 on the PR from greptile-apps[bot].

Gate mechanics and policy version

Gate		Result
prerequisites	✓	all clear
deny-list	✓	no deny categories matched
size	✓	8L, 1F substantive, 32L/2F incl. docs/generated/snapshots — within ceiling
tier	✓	T1-agent / T1b-small (32L, 2F, single-area, fix)
stamphog 2.0.0b3		.stamphog/policy.yml @ d723199 · reviewed head c7f45d8