build

fix: deduplicate config listeners by identity #480

Job	Run time
unit-integration-pr	2m 15s
compat-spring-spring-3.1.1-jdk8	27s
compat-spring-spring-6.1-jdk17	28s
compat-spring-boot-spring-boot-4.0-jdk17	32s
compat-spring-boot-spring-boot-3.3-jdk17	33s
compat-spring-boot-spring-boot-2.7-jdk8	33s
compat-api	32s
compile-matrix (8)	22s
compile-matrix (11)	20s
compile-matrix (17)	19s
	6m 21s

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