chore: bump versions to 1.2.0

[GuillaumeLagrange]

No description provided.

[codspeed-hq]

CodSpeed Instrumentation Performance Report

Merging #16 will not alter performance

_{Comparing bump-to-1.2.0 (719c41f) with main (7da6671)}

Summary

✅ 42 untouched benchmarks

[codspeed-hq]

CodSpeed WallTime Performance Report

Merging #16 will degrade performances by 40%

_{Comparing bump-to-1.2.0 (719c41f) with main (7da6671)}

Summary

⚡ 1 improvements
❌ 6 regressions
✅ 35 untouched benchmarks

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

Benchmarks breakdown

	Benchmark	BASE	HEAD	Change
❌	BarTest[MyFixture]	< 1 ns	< 1 ns	-16.67%
❌	FooTest[MyFixture]	< 1 ns	< 1 ns	-16.67%
❌	TestA[MyTemplate1, int]	< 1 ns	< 1 ns	-16.67%
❌	TestB[MyTemplate2, int, double]	< 1 ns	< 1 ns	-16.67%
⚡	BM_Capture[int_string_test]	< 1 ns	< 1 ns	+20%
❌	BM_Template1_Capture[int_string_test]	< 1 ns	< 1 ns	-16.67%
❌	BM_rand_vector	< 1 ns	< 1 ns	-40%