feat(`provider`): instantiate recommended fillers by default #5729

Job	Run time
wasm-unknown	3m 21s
doctest	3m 25s
clippy	1m 38s
check no_std	1m 15s
feature-checks	8m 56s
test ubuntu-latest stable --no-default-features	3m 3s
wasm-wasi	4m 36s
test ubuntu-latest stable	2m 46s
docs	2m 10s
test ubuntu-latest stable --all-features	3m 24s
fmt	12s
test ubuntu-latest nightly --no-default-features	2m 39s
test ubuntu-latest nightly	2m 48s
test ubuntu-latest nightly --all-features	2m 54s
test ubuntu-latest 1.81 --no-default-features	1m 53s
test ubuntu-latest 1.81	1m 47s
test windows-latest stable --no-default-features	6m 24s
test windows-latest stable	6m 11s
test windows-latest stable --all-features	7m 32s
test windows-latest nightly --no-default-features	6m 20s
test windows-latest nightly	7m 7s
test windows-latest nightly --all-features	8m 8s
test windows-latest 1.81 --no-default-features	3m 51s
test windows-latest 1.81	3m 51s
deny / cargo deny check	25s
ci success	3s
	1h 36m 39s

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