chore: add organisation name to traits when identifying organisation in FoF

[matthewelwell]

Changes

Added organisation name to organisation-related traits

How did you test this code?

Modified existing unit tests to reflect new traits

[sentry-io]

🔍 Existing Issues For Review

Your pull request is modifying functions with the following pre-existing issues:

📄 File: api/environments/models.py

Function	Unhandled Issue
enable_v2_versioning	FlagsmithIntegrationError: Must either use offline mode, or provide FLAGSMITH_ON_FLAGSMITH_SERVER_KEY and FLAGSMITH_ON_FLAGSMITH_SERVER_API_URL. ... Event Count: 8
enable_v2_versioning	FlagsmithIntegrationError: Must either use offline mode, or provide FLAGSMITH_ON_FLAGSMITH_SERVER_KEY and FLAGSMITH_ON_FLAGSMITH_SERVER_API_URL. ... Event Count: 2

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3 Skipped Deployments

Name	Status	Preview	Comments	Updated (UTC)
docs	⬜️ Ignored (Inspect)	Visit Preview		Jul 15, 2025 11:42am
flagsmith-frontend-preview	⬜️ Ignored (Inspect)	Visit Preview		Jul 15, 2025 11:42am
flagsmith-frontend-staging	⬜️ Ignored (Inspect)	Visit Preview		Jul 15, 2025 11:42am

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 97.77%. Comparing base (4f703a1) to head (6566bd8).
Report is 1 commits behind head on main.

Additional details and impacted files

@@           Coverage Diff           @@
##             main    #5752   +/-   ##
=======================================
  Coverage   97.77%   97.77%           
=======================================
  Files        1255     1255           
  Lines       44359    44363    +4     
=======================================
+ Hits        43373    43377    +4     
  Misses        986      986           

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[github-actions]

Docker builds report

Image	Build Status	Security report
ghcr.io/flagsmith/flagsmith-api-test:pr-5752	Finished ✅	Skipped
ghcr.io/flagsmith/flagsmith-frontend:pr-5752	Finished ✅	Results ✅
ghcr.io/flagsmith/flagsmith-api:pr-5752	Finished ✅	Results ✅
ghcr.io/flagsmith/flagsmith:pr-5752	Finished ✅	Results ✅
ghcr.io/flagsmith/flagsmith-private-cloud:pr-5752	Finished ✅	Results ✅

[Zaimwa9]

Code wise looks good