fix: remove output_image parameter in detect_from_image_tf

[raphael0202]

No description provided.

[codecov]

Codecov Report

Attention: Patch coverage is 0% with 1 line in your changes missing coverage. Please review.

Project coverage is 55.43%. Comparing base (c865091) to head (c2d4082).
Report is 1 commits behind head on main.

Files with missing lines	Patch %	Lines
robotoff/prediction/object_detection/core.py	0.00%	1 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #1494      +/-   ##
==========================================
+ Coverage   55.41%   55.43%   +0.01%     
==========================================
  Files          85       85              
  Lines        8764     8762       -2     
==========================================
  Hits         4857     4857              
+ Misses       3907     3905       -2     

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