feat: add Actor task publication endpoints

[apify-service-account]

• Updates the auto-generated Pydantic models and TypedDicts based on the proposed OpenAPI specification changes.
• Based on apify-docs PR #2840.

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 94.66%. Comparing base (77c4ea6) to head (fc1f8ed).
⚠️ Report is 1 commits behind head on master.

Additional details and impacted files

@@           Coverage Diff           @@
##           master     #985   +/-   ##
=======================================
  Coverage   94.66%   94.66%           
=======================================
  Files          58       58           
  Lines        5248     5267   +19     
=======================================
+ Hits         4968     4986   +18     
- Misses        280      281    +1     

Flag	Coverage Δ
integration	92.61% <100.00%> (+0.04%)	⬆️
unit	83.95% <100.00%> (+0.05%)	⬆️

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[vdusek]

Thanks. Let's merge this once the PRs in apify-core and apify-docs are merged.