Apply load improvements #6252

Job	Run time
fmt	19s
rust-check-git-rev-deps	16s
build (gcc, current)	1m 41s
cargo-deny (advisories)	40s
cargo-deny (bans licenses sources)	43s
build (gcc, current, --check-test-tx-meta)	1m 36s
build (gcc, next)	1m 42s
build (gcc, next, --check-test-tx-meta)	1m 58s
build (clang, current)	2m 8s
build (clang, current, --check-test-tx-meta)	2m 17s
build (clang, next)	1m 50s
build (clang, next, --check-test-tx-meta)	1m 48s
complete	1s
	16m 59s

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