Add finalizers to ObjectMetaBuilder (#1094) #4494

Job	Run time
Run Cargo Udeps	1m 55s
Run Cargo Deny (advisories)	47s
Run RustDoc	1m 47s
Run Cargo Deny (bans licenses sources)	45s
Run Cargo Tests	2m 28s
All tests passed	2s
	7m 44s

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