update hakari.yml to be more modern + switch to AHashMap #548

Job	Run time
Build documentation (ubuntu-latest)	55s
Build and test (all features) (ubuntu-latest, 1.70)	4m 40s
Build and test core crates (ubuntu-latest, 1.70)	4m 40s
Cross-compile to aarch64	1m 30s
Build and test (all features) (ubuntu-latest, stable)	2m 40s
Build and test core crates (ubuntu-latest, stable)	1m 44s
Lint	56s
Build and test (all features) (macos-latest, 1.70)	16m 5s
Build and test core crates (macos-latest, 1.70)	6m 47s
Build and test (all features) (macos-latest, stable)	3m 56s
Build and test core crates (macos-latest, stable)	5m 13s
Build and test (all features) (windows-latest, 1.70)	6m 58s
cargo-compare extended tests (ubuntu-latest)	1m 6s
Build and test core crates (windows-latest, 1.70)	4m 10s
Build and test (all features) (windows-latest, stable)	5m 58s
cargo-compare extended tests (macos-latest)	3m 35s
Build and test core crates (windows-latest, stable)	6m 18s
	1h 17m 11s

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