[merge] Add ZSTD bindings to the node:zlib package.

[npaun]

This PR is created to merge #6007

[codspeed-hq]

Merging this PR will degrade performance by 16.15%

❌ 1 regressed benchmark
✅ 69 untouched benchmarks
⏩ 129 skipped benchmarks¹

⚠️ Please fix the performance issues or acknowledge them on CodSpeed.

Performance Changes

	Benchmark	BASE	HEAD	Efficiency
❌	jsonResponse[Response]	39.8 µs	47.4 µs	-16.15%

---

_{Comparing npaun/merge-zstd (5716286) with main (fcf3784)}

Footnotes

1. 129 benchmarks were skipped, so the baseline results were used instead. If they were deleted from the codebase, click here and archive them to remove them from the performance reports. ↩

[codecov-commenter]

Codecov Report

❌ Patch coverage is 54.09091% with 101 lines in your changes missing coverage. Please review.
✅ Project coverage is 70.65%. Comparing base (fcf3784) to head (5716286).

Files with missing lines	Patch %	Lines
src/workerd/api/node/zlib-util.c++	53.48%	78 Missing and 22 partials ⚠️
src/workerd/api/node/zlib-util.h	80.00%	1 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #6117      +/-   ##
==========================================
- Coverage   70.67%   70.65%   -0.02%     
==========================================
  Files         409      409              
  Lines      109232   109452     +220     
  Branches    18031    18066      +35     
==========================================
+ Hits        77199    77335     +136     
- Misses      21215    21279      +64     
- Partials    10818    10838      +20     

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