feat: support SmartREST1.0 for Cumulocity #6664

Job	Run time
Block fixup commits	11s
Filter changes	3s
Check whether Cargo.lock is up to date	1m 33s
Shellcheck	8s
Spell Check with Typos	4s
Run format checks	5m 25s
Run cargo audit	18s
Run cargo test	10m 58s
Run cargo clippy	1m 57s
Run cargo check on MSRV	1m 36s
Sort dependencies	2m 0s
Check for unused dependencies	6m 44s
nightly / doc	1m 39s
Check markdown	0s
	32m 36s

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