#9770 test: Reduce variance in state backend benchmarks Pull request opened by edgarrmondragon ## Description ## Related Issues • Closes #XXXX ## Summary by Sourcery Update state backend benchmarks to use codspeed-style benchmarking and simplify the benchmark suite. Tests: • Wrap state store update benchmarks with pytest-codspeed BenchmarkFixture instead of invoking updates directly. • Remove repeated update benchmark variants, keeping only single-update complete and partial state benchmarks. meltano/meltano