Add arrow import/export for vortex-json

[AdamGS]

Summary

Adds import/export from vortex-json to Arrow's JSON canonical extension type.

[codspeed-hq]

Merging this PR will not alter performance

⚠️ Unknown Walltime execution environment detected

Using the Walltime instrument on standard Hosted Runners will lead to inconsistent data.

For the most accurate results, we recommend using CodSpeed Macro Runners: bare-metal machines fine-tuned for performance measurement consistency.

⚡ 4 improved benchmarks
❌ 3 regressed benchmarks
✅ 1520 untouched benchmarks

Warning

Please fix the performance issues or acknowledge them on CodSpeed.

Performance Changes

	Mode	Benchmark	BASE	HEAD	Efficiency
❌	Simulation	bitwise_not_vortex_buffer_mut[128]	216.9 ns	275.3 ns	-21.19%
❌	Simulation	bitwise_not_vortex_buffer_mut[1024]	278.6 ns	336.9 ns	-17.31%
❌	Simulation	bitwise_not_vortex_buffer_mut[2048]	342.2 ns	400.6 ns	-14.56%
⚡	Simulation	chunked_bool_canonical_into[(1000, 10)]	46.8 µs	31.9 µs	+46.83%
⚡	Simulation	chunked_varbinview_canonical_into[(1000, 10)]	198.2 µs	162 µs	+22.31%
⚡	Simulation	chunked_varbinview_into_canonical[(1000, 10)]	213.4 µs	177.2 µs	+20.41%
⚡	Simulation	baseline_lt[16, 65536]	246.7 µs	219.1 µs	+12.62%

Tip

Investigate this regression by commenting @codspeedbot fix this regression on this PR, or directly use the CodSpeed MCP with your agent.

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_{Comparing adamg/json-arrow-export (5430d3a) with develop (f46621d)}