Bump Traefik to v3.6.9

[manuelbuil]

Proposed Changes

Bump Traefik to v3.6.9

Types of Changes

Version bump

Verification

Verify the tag is now v3.6.9

Testing

Linked Issues

#13695

User-Facing Change

Bump Traefik to v3.6.9

Further Comments

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 21.77%. Comparing base (d300004) to head (40196b2).
⚠️ Report is 1 commits behind head on main.

Additional details and impacted files

@@            Coverage Diff             @@
##             main   #13693      +/-   ##
==========================================
- Coverage   21.79%   21.77%   -0.02%     
==========================================
  Files         191      191              
  Lines       15539    15539              
==========================================
- Hits         3386     3384       -2     
- Misses      11702    11704       +2     
  Partials      451      451              

Flag	Coverage Δ
unittests	21.77% <ø> (-0.02%)	⬇️

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