feat: Include Spark connect in stacklet list #373

Job	Run time
General Pull Request Checks / Run Cargo Deny (bans licenses sources)	1m 39s
General Pull Request Checks / Run Cargo Deny (advisories)	1m 40s
General Pull Request Checks / Run Cargo Tests	4m 53s
General Pull Request Checks / Run Cargo Udeps	10m 7s
General Pull Request Checks / Run RustDoc	7m 8s
Build stackablectl for ${{ matrix.target }}	0s
General Pull Request Checks / All tests passed	-1s
General Pull Request Checks / Run Cargo Deny (advisories)	47s
General Pull Request Checks / Run Cargo Deny (bans licenses sources)	43s
General Pull Request Checks / Run RustDoc	7m 8s
General Pull Request Checks / Run Cargo Tests	4m 53s
General Pull Request Checks / Run Cargo Udeps	10m 7s
General Pull Request Checks / All tests passed	3s
Build stackablectl for aarch64-unknown-linux-gnu	3m 18s
Build stackablectl for x86_64-unknown-linux-gnu	3m 21s
Build stackablectl for x86_64-apple-darwin	3m 13s
Build stackablectl for aarch64-apple-darwin	4m 19s
	1h 3m 18s

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