fix: clippy warnings with Rust `1.80.0` #6671

Job	Run time
build-test-wasm	2m 17s
build-docusaurus	1m 43s
build (macos-12)	14m 2s
build-open-api-ui	10s
build (macos-14)	8m 1s
build (windows-latest)	13m 15s
build-ubuntu-X64	13m 31s
cargo-doc	5m 29s
check	6m 28s
test (ubuntu-22.04)	11m 23s
test (macos-12)	11m 9s
test (macos-14)	5m 48s
test (windows-latest)	8m 50s
build-test-explorer	55s
publish-wasm-test (mithril-client-wasm)	1m 35s
publish-docs	0s
send-tests-results	11s
e2e (std, thales, 8.9.4, 0, #1)	1m 8s
e2e (std, thales, 8.12.2, 0, #1)	1m 12s
e2e (std, thales, 9.0.0, 0, #1)	1m 15s
e2e (std, thales, 8.12.0-pre, 0, #1)	1m 18s
e2e (std, thales, 8.1.2, 100, #1)	1m 13s
e2e (p2p, thales, 8.9.4, 100, #1, --use-p2p-network)	1m 11s
e2e (std, thales, 8.9.4, 10, #1)	1m 12s
e2e (std, thales, 8.9.4, 100, #1)	1m 10s
publish-crate-test (mithril-stm)	15s
docker-mithril (mithril-aggregator)	17s
publish-crate-test (mithril-build-script)	16s
unstable-release	0s
docker-mithril (mithril-client-cli)	17s
publish-crate-test (mithril-common)	14s
docker-mithril (mithril-signer)	26s
docker-mithril (mithril-relay)	16s
publish-crate-test (mithril-client)	15s
deploy-testing (testing-preview)	21s
deploy-testing (testing-sanchonet)	18s
	1h 57m 21s

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