scatter z-axis range fix

[tgberkeley]

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[codspeed-hq]

CodSpeed Performance Report

Merging #4800 will degrade performances by 3.4%

_{Comparing small-recharts-scatter-z-fix (2fa7c15) with main (fdfad3a)}

Summary

❌ 1 regressions
✅ 11 untouched benchmarks

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

Benchmarks breakdown

	Benchmark	BASE	HEAD	Change
❌	test_get_all_imports[_stateful_page]	3.9 ms	4.1 ms	-3.4%