test: add ArchUnit test to assert the existance of empty default cons… #5341

Job	Run time
Build Admin CLI Container Image	39s
Build Admin UI Container Image	2m 38s
Build Consumer API Container Image	1m 36s
Build Database Migrator Container Image	1m 21s
Build Event Handler Service Container Image	1m 25s
Build Files Sanity Check Container Image	48s
Build Helm Chart	4s
Build Identity Deletion Jobs Container Image	1m 23s
Build SSE Server Container Image	1m 25s
Check Formatting	1m 37s
Run Integration Tests (on Postgres)	8m 32s
Run Integration Tests (on SQL Server)	9m 0s
Run Admin UI Checks	37s
Run Admin UI Flutter Checks	1m 12s
Run transport Tests (on SQL Server)	7m 52s
Run transport Tests (on Postgres)	7m 31s
Run Unit Tests	2m 12s
	49m 52s

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