chore: Release stackablectl 1.2.1 #452

Job	Run time
General Pull Request Checks / Run RustDoc	4m 48s
General Pull Request Checks / Run Cargo Udeps	8m 49s
General Pull Request Checks / Run Cargo Tests	3m 49s
General Pull Request Checks / Run Cargo Deny (advisories)	47s
General Pull Request Checks / Run Cargo Deny (bans licenses sources)	46s
General Pull Request Checks / All tests passed	3s
Build stackablectl for aarch64-apple-darwin	5m 32s
Build stackablectl for x86_64-apple-darwin	5m 54s
Build stackablectl for x86_64-unknown-linux-gnu	3m 41s
Build stackablectl for aarch64-unknown-linux-gnu	2m 50s
	36m 59s

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