fix(deps): update dependency io.camunda:zeebe-client-java to v8.6.5 #1861

Job	Run time
build-large-multi-instance-example	38s
build-start-form-springboot	28s
build-twitter-review-java-springboot	54s
build-synchronous-response-springboot	43s
build-async-service-task	1m 7s
build-payment-example-process-application	40s
build-rollback-on-error-example	44s
build-timer-testing	3m 2s
build-zeebe-client-plain-java	32s
build-element-template-generation	3m 1s
build-parallel-operations	37s
build-react-tasklist	1m 12s
	13m 38s

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