Experiment with not using sccache for CI

[AdamGS]

No description provided.

[codspeed-hq]

CodSpeed Performance Report

Merging this PR will degrade performance by 29.57%

_{Comparing adamg/experiment-no-sccache (99617e9) with develop (c655272)}

Summary

⚡ 3 improved benchmarks
❌ 7 regressed benchmarks
✅ 1244 untouched benchmarks
⏩ 1254 skipped benchmarks¹

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

Performance Changes

	Mode	Benchmark	BASE	HEAD	Efficiency
⚡	Simulation	encode_varbinview[(1000, 2)]	269.1 µs	242.7 µs	+10.87%
❌	Simulation	canonical_into_non_nullable[(10000, 100, 0.0)]	1.9 ms	2.7 ms	-29.57%
❌	Simulation	canonical_into_non_nullable[(10000, 100, 0.01)]	2.1 ms	2.9 ms	-27.23%
⚡	Simulation	canonical_into_nullable[(10000, 10, 0.0)]	530.9 µs	445 µs	+19.31%
❌	Simulation	canonical_into_non_nullable[(10000, 100, 0.1)]	3.7 ms	4.5 ms	-18.04%
⚡	Simulation	canonical_into_nullable[(10000, 100, 0.0)]	4.9 ms	4.1 ms	+19.89%
❌	Simulation	into_canonical_non_nullable[(10000, 100, 0.0)]	1.9 ms	2.7 ms	-29.53%
❌	Simulation	into_canonical_non_nullable[(10000, 100, 0.01)]	2.2 ms	3 ms	-26.75%
❌	Simulation	into_canonical_non_nullable[(10000, 100, 0.1)]	3.8 ms	4.6 ms	-17.65%
❌	Simulation	into_canonical_nullable[(10000, 100, 0.0)]	4.4 ms	5.2 ms	-15.6%

Footnotes

1. 1254 benchmarks were skipped, so the baseline results were used instead. If they were deleted from the codebase, click here and archive them to remove them from the performance reports. ↩