feat: add new subcommand for appending/removing values in an array-type tedge configs #5607

Job	Run time
Block fixup commits	11s
Filter changes	2s
Check whether Cargo.lock is up to date	29s
Spell Check with Typos	12s
Shellcheck	9s
Run cargo clippy	58s
Run cargo audit	13s
Run cargo test	6m 21s
Run cargo fmt	14s
Run cargo check on MSRV	33s
Sort dependencies	2m 4s
nightly / doc	51s
Check markdown	0s
Check for unused dependencies	1m 25s
	13m 42s

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