feat(`meta`): add `essentials` to default features #5728

Job	Run time
check no_std	1m 12s
docs	2m 5s
doctest	3m 31s
clippy	1m 44s
feature-checks	8m 59s
fmt	12s
wasm-unknown	56s
test ubuntu-latest stable --no-default-features	2m 51s
wasm-wasi	4m 57s
test ubuntu-latest stable	2m 44s
test ubuntu-latest stable --all-features	3m 11s
test ubuntu-latest nightly --no-default-features	2m 43s
test ubuntu-latest nightly	2m 45s
test ubuntu-latest nightly --all-features	2m 57s
test ubuntu-latest 1.81 --no-default-features	1m 53s
test ubuntu-latest 1.81	1m 40s
test windows-latest stable --no-default-features	6m 33s
test windows-latest stable	6m 34s
test windows-latest stable --all-features	7m 1s
test windows-latest nightly --no-default-features	6m 37s
test windows-latest nightly	6m 40s
test windows-latest nightly --all-features	7m 4s
test windows-latest 1.81 --no-default-features	5m 6s
test windows-latest 1.81	3m 58s
deny / cargo deny check	22s
ci success	4s
	1h 34m 19s

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