chore: release 1.18.0

[DaniPopes]

No description provided.

[codspeed-hq]

Merging this PR will degrade performance by 54%

⚠️ Different runtime environments detected

Some benchmarks with significant performance changes were compared across different runtime environments,
which may affect the accuracy of the results.

Open the report in CodSpeed to investigate

⚡ 5 improved benchmarks
❌ 2 regressed benchmarks
✅ 379 untouched benchmarks

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

Performance Changes

	Benchmark	BASE	HEAD	Efficiency
⚡	most_significant_bits/4096/4096	28.9 µs	26.1 µs	+11%
❌	parse/decimal/256/max	3.3 ms	5.4 ms	-38.46%
⚡	parse/decimal/384/zero	899.9 µs	486 µs	+85.18%
❌	parse/decimal/256/zero	340.7 µs	740.8 µs	-54%
⚡	parse/decimal/384/max	8.3 ms	5.2 ms	+60.24%
⚡	to/f32/4096	29.1 µs	26.3 µs	+10.86%
⚡	to/f64/4096	29.2 µs	26.4 µs	+10.82%

---

_{Comparing DaniPopes:release-1.18.0 (b71b9e6) with main (4af858c)}

[codspeed-hq]

Merging this PR will degrade performance by 54%

⚡ 5 improved benchmarks
❌ 2 regressed benchmarks
✅ 379 untouched benchmarks

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

Performance Changes

	Benchmark	BASE	HEAD	Efficiency
⚡	most_significant_bits/4096/4096	28.9 µs	26.1 µs	+10.87%
❌	parse/decimal/256/max	3.3 ms	5.4 ms	-38.46%
⚡	parse/decimal/384/zero	899.9 µs	486 µs	+85.18%
❌	parse/decimal/256/zero	340.7 µs	740.7 µs	-54%
⚡	parse/decimal/384/max	8.3 ms	5.2 ms	+60.24%
⚡	to/f32/4096	29.1 µs	26.2 µs	+11.11%
⚡	to/f64/4096	29.2 µs	26.3 µs	+11.07%

---

_{Comparing DaniPopes:release-1.18.0 (b543073) with main (4af858c)}