[testing] Uplift third_party/tt-metal to 4b833d1 2026-03-12

[vmilosevic]

This PR uplifts the third_party/tt-metal to the 4b833d1 (preemptive validation)

Note Dockerfile.base is modified due to dependency updates

Checklist

• Frontend CI passing links
  • tt-forge-fe:
  • tt-xla (mlir-uplift-qualification):
• Follow-up Actions
  • Issues filed to follow up on incomplete changes (if any):
  • Frontend fix PRs ready (if needed by this uplift):

[codecov-commenter]

Codecov Report

❌ Patch coverage is 61.53846% with 5 lines in your changes missing coverage. Please review.
✅ Project coverage is 69.82%. Comparing base (9b9e2cf) to head (a5940c6).
⚠️ Report is 2 commits behind head on main.
✅ All tests successful. No failed tests found.

Files with missing lines	Patch %	Lines
...de/ttmlir/Conversion/TTNNToEmitC/EmitCConversion.h	0.00%	2 Missing ⚠️
.../ttmlir/Conversion/TTNNToEmitPy/EmitPyConversion.h	0.00%	2 Missing ⚠️
include/ttmlir/Target/Utils/MLIRToFlatbuffer.h	0.00%	1 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #7478      +/-   ##
==========================================
- Coverage   69.83%   69.82%   -0.02%     
==========================================
  Files         419      419              
  Lines       74112    74125      +13     
==========================================
- Hits        51759    51758       -1     
- Misses      22353    22367      +14     

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