deps: bump saml

[gagantrivedi]

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• I have filled in the "How did you test this code" section below?
• I have used a Conventional Commit title for this Pull Request

Changes

Bump SAML to fix: #5693

How did you test this code?

Unit test added in the SAML repo

[vercel]

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3 Skipped Deployments

Name	Status	Preview	Comments	Updated (UTC)
docs	⬜️ Ignored (Inspect)			Aug 8, 2025 3:52am
flagsmith-frontend-preview	⬜️ Ignored (Inspect)			Aug 8, 2025 3:52am
flagsmith-frontend-staging	⬜️ Ignored (Inspect)			Aug 8, 2025 3:52am

[github-actions]

Docker builds report

Image	Build Status	Security report
ghcr.io/flagsmith/flagsmith-e2e:pr-5910	Finished ✅	Skipped
ghcr.io/flagsmith/flagsmith-api-test:pr-5910	Finished ✅	Skipped
ghcr.io/flagsmith/flagsmith-api:pr-5910	Finished ✅	Results ✅
ghcr.io/flagsmith/flagsmith:pr-5910	Finished ✅	Results ✅
ghcr.io/flagsmith/flagsmith-frontend:pr-5910	Finished ✅	Results ✅
ghcr.io/flagsmith/flagsmith-private-cloud:pr-5910	Finished ✅	Results ✅

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 97.83%. Comparing base (ad90f59) to head (c161c2c).
⚠️ Report is 6 commits behind head on main.

Additional details and impacted files

@@           Coverage Diff           @@
##             main    #5910   +/-   ##
=======================================
  Coverage   97.83%   97.83%           
=======================================
  Files        1259     1260    +1     
  Lines       44904    44909    +5     
=======================================
+ Hits        43932    43937    +5     
  Misses        972      972           

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