fix(taskworker) Fix parameter size collection

[markstory]

I forgot that celery-beat injects kombu objects into task parameters.

[codecov]

Codecov Report

Attention: Patch coverage is 85.71429% with 1 line in your changes missing coverage. Please review.

⚠️ Parser warning

The parser emitted a warning. Please review your JUnit XML file:

Warning while parsing testcase attributes: Limit of string is 1000 chars, for name, we got 2083 at 1:156414 in /home/runner/work/sentry/sentry/.artifacts/pytest.junit.xml

Files with missing lines	Patch %	Lines
src/sentry/celery.py	85.71%	1 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##           master   #92090      +/-   ##
==========================================
+ Coverage   84.08%   87.87%   +3.79%     
==========================================
  Files       10170    10172       +2     
  Lines      582941   582969      +28     
  Branches    22603    22603              
==========================================
+ Hits       490140   512312   +22172     
+ Misses      92348    70204   -22144     
  Partials      453      453