PHPLIB-1699: Support builder pipelines in findOneAndUpdate

[alcaeus]

PHPLIB-1699

This adds missing encoding of builder pipelines when passed as an update to findAndModify operations.

[Copilot]

Pull Request Overview

This PR adds support for builder pipelines in the findOneAndUpdate method by ensuring that builder objects passed as the update parameter are properly encoded. Previously, only the filter parameter was being encoded through the builder encoder.

Key Changes

• Added encoding support for the update parameter in findOneAndUpdate method
• Added test coverage for findOneAndUpdate with pipeline updates

Reviewed Changes

Copilot reviewed 2 out of 2 changed files in this pull request and generated no comments.

File	Description
src/Collection.php	Added builder encoding for the update parameter in findOneAndUpdate method
tests/Collection/BuilderCollectionFunctionalTest.php	Added test case to verify pipeline updates work correctly with findOneAndUpdate

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[GromNaN]

Too easy. I'm sure you did it on your phone?

[alcaeus]

I'm sure you did it on your phone?

Could have, but I can't authenticate as MongoDB employee from my phone.

[codecov-commenter]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 87.72%. Comparing base (b25b5d0) to head (74e8fad).
⚠️ Report is 2 commits behind head on v2.x.
✅ All tests successful. No failed tests found.

Additional details and impacted files

@@             Coverage Diff              @@
##               v2.x    #1793      +/-   ##
============================================
- Coverage     87.74%   87.72%   -0.02%     
  Complexity     3195     3195              
============================================
  Files           424      424              
  Lines          6354     6296      -58     
============================================
- Hits           5575     5523      -52     
+ Misses          779      773       -6     

Flag	Coverage Δ
6.0-replica_set	85.70% <100.00%> (+0.01%)	⬆️
6.0-server	81.70% <100.00%> (-0.01%)	⬇️
6.0-sharded_cluster	85.29% <100.00%> (+<0.01%)	⬆️
8.0-replica_set	87.64% <100.00%> (-0.02%)	⬇️
8.0-server	82.54% <100.00%> (-0.05%)	⬇️
8.0-sharded_cluster	87.30% <100.00%> (-0.03%)	⬇️

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