Update Swatinem/rust-cache action to v2.9.0 #316

Job	Run time
docker_build (ubuntu-24.04, linux/amd64, amd64)	2m 55s
clippy_and_test (ubuntu-24.04-arm, linux/arm64, arm64)	2m 46s
docker_build (ubuntu-24.04-arm, linux/arm64, arm64)	2m 56s
clippy_and_test (ubuntu-24.04, linux/amd64, amd64)	3m 8s
release_linux	0s
docker_merge	0s
	11m 45s

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