chore: Release stackable-operator-0.87.0 and stackable-versioned-0.6.0 #3609

Job	Run time
Run Clippy	1m 2s
Run RustDoc	1m 43s
Run Cargo Deny (advisories)	39s
Run Rustfmt	17s
Run Cargo Deny (bans licenses sources)	38s
Run Cargo Udeps	2m 12s
Run Cargo Tests	1m 35s
All tests passed	1s
	8m 7s

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