chore(consensus): blanket impl of `Transaction` for deref #4302

Job	Run time
doctest	37s
feature-checks	26s
test ubuntu-latest stable --no-default-features	27s
wasm-unknown	27s
wasm-wasi	29s
test ubuntu-latest stable	24s
test ubuntu-latest stable --all-features	57s
cfg-check	26s
clippy	41s
test ubuntu-latest nightly --no-default-features	31s
check no_std	17s
test ubuntu-latest nightly	32s
docs	31s
test ubuntu-latest nightly --all-features	43s
fmt	14s
test ubuntu-latest 1.79 --no-default-features	28s
test ubuntu-latest 1.79	43s
test windows-latest stable --no-default-features	2m 5s
test windows-latest stable	2m 11s
test windows-latest stable --all-features	3m 43s
test windows-latest nightly --no-default-features	2m 12s
test windows-latest nightly	1m 43s
test windows-latest nightly --all-features	2m 0s
test windows-latest 1.79 --no-default-features	2m 19s
test windows-latest 1.79	1m 46s
	26m 52s

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