feat: isDeleted method for entity command handlers #298

Job	Run time
Basic checks	1m 1s
Build and publish artifacts and plugins locally	1m 41s
Run sbt test	3m 5s
Check service docker image contents	41s
Run annotation processor tests	1m 6s
Maven samples (shopping-cart-quickstart, true)	43s
Maven samples (choreography-saga-quickstart, true)	57s
Maven samples (doc-snippets, false)	46s
Maven samples (view-store, true)	1m 31s
Maven samples (spring-dependency-injection, true)	42s
Maven samples (event-sourced-customer-registry, true)	45s
Maven samples (event-sourced-counter-brokers, docker compose up -d, true)	1m 46s
Maven samples (event-sourced-customer-registry-subscriber, true, ./start-upstream.sh)	1m 22s
Maven samples (key-value-counter, true)	40s
Maven samples (key-value-shopping-cart, true)	41s
Maven samples (key-value-customer-registry, true)	55s
Maven samples (tracing, false)	31s
Maven samples (reliable-timers, true)	42s
Maven samples (transfer-workflow, true)	57s
Maven samples (transfer-workflow-compensation, true)	49s
	21m 21s

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