Remove unused dependencies (#3527) #6168

Job	Run time
Determine changes	4s
cargo fmt	20s
cargo clippy \| ubuntu	1m 19s
cargo test \| ubuntu	4m 45s
cargo clippy \| windows	3m 10s
cargo test \| macos	5m 37s
cargo test \| windows	8m 15s
check windows trampoline	4m 3s
build binary \| linux	2m 31s
build binary \| macos aarch64	2m 8s
build binary \| macos x86_64	3m 35s
build binary \| windows	5m 47s
benchmarks	3m 0s
ecosystem test \| prefecthq/prefect	2m 6s
check cache \| ubuntu	48s
check system \| python on debian	41s
ecosystem test \| pallets/flask	16s
check system \| python on fedora	29s
check system \| python on opensuse	45s
check system \| python on rocky linux 8	28s
check system \| pypy on ubuntu	27s
check system \| python on rocky linux 9	35s
check system \| python on ubuntu	22s
check system \| alpine	28s
check system \| amazonlinux	25s
check system \| python via pyenv	1m 40s
check system \| pyston	3m 55s
check system \| python on macos x86_64	27s
check cache \| macos aarch64	12s
check system \| python on macos aarch64	15s
check system \| homebrew python on macos aarch64	17s
check system \| python3.10 on windows	59s
check system \| python3.10 on windows x86	1m 13s
check system \| python3.12 via chocolatey	2m 19s
check system \| embedded python3.10 on windows	28s
check system \| conda3.8 on linux	42s
check system \| python3.13 on windows	1m 27s
check system \| conda3.11 on linux	38s
check system \| conda3.8 on windows	1m 58s
check system \| conda3.11 on windows	1m 44s
check system \| conda3.8 on macos	42s
check system \| conda3.11 on macos	42s
	1h 12m 2s

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