feat!: upgrade to `iota_sdk:2.0` #3726

Job	Run time
clippy	0s
check-all-features	0s
check-toml	0s
docs	0s
integration tests / ubuntu-latest, stable	1m 20s
format / ubuntu-latest, nightly	1m 45s
check and test / ubuntu-latest, stable	2m 48s
	5m 53s

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