improve: deprecate instance based Mappers.fromOwnerReferences #7084

Job	Run time
sample_operators_tests (sample-operators/operations)	8m 14s
sample_operators_tests (sample-operators/leader-election)	3m 32s
sample_operators_tests (sample-operators/tomcat-operator)	3m 4s
sample_operators_tests (sample-operators/webpage)	2m 50s
sample_operators_tests (sample-operators/mysql-schema)	2m 29s
	20m 9s

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