Allow specification of classic transaction sizes in bytes (#4866) #27

Job	Run time
rust-check-git-rev-deps	23s
cargo-deny (advisories)	57s
cargo-deny (bans licenses sources)	55s
build (gcc, current, --check-test-tx-meta)	2h 0m 15s
build (gcc, next)	1s
build (clang, next)	2h 0m 16s
fmt	15s
build (gcc, current)	1s
build (clang, current, --check-test-tx-meta)	1s
build (gcc, next, --check-test-tx-meta)	1s
build (clang, next, --check-test-tx-meta)	1s
build (clang, current)	2h 0m 16s
complete	3s
	6h 3m 25s

Provide feedback