feat: add contract definition empty asset selector validator #3613

Job	Run time
deployment-test / test-prepare	3s
upgradeability-test / test-prepare	2s
verify / integration-tests	2m 42s
verify / unit-tests	2m 28s
verify / verify-formatting	1m 23s
verify / verify-helm-docs	8s
verify / verify-javadoc	1m 38s
verify / api-tests	1m 56s
verify / end-to-end-tests (edc-tests/edc-controlplane/catalog-tests)	2m 41s
verify / postgres-tests	5m 5s
verify / end-to-end-tests (edc-tests/edc-controlplane/edr-api-tests)	2m 55s
verify / end-to-end-tests (edc-tests/edc-controlplane/iatp-tests)	5m 28s
verify / end-to-end-tests (edc-tests/edc-controlplane/policy-tests)	2m 17s
verify / end-to-end-tests (edc-tests/edc-controlplane/transfer-tests)	3m 28s
verify / end-to-end-tests (edc-tests/edc-controlplane/agreement-retirement-tests)	1m 38s
verify / end-to-end-tests (edc-tests/edc-dataplane/edc-dataplane-tokenrefresh-tests)	1m 20s
verify / end-to-end-tests (edc-tests/edc-dataplane/cloud-transfer-tests)	2m 51s
verify / end-to-end-tests (edc-tests/edc-end2end)	2m 48s
upgradeability-test / test-upgradeability	7m 27s
deployment-test / test-in-memory	2m 51s
deployment-test / test-hashicorp-postgres (v1.31.0)	9m 42s
deployment-test / test-hashicorp-postgres (v1.30.4)	10m 34s
deployment-test / test-hashicorp-postgres (v1.29.8)	10m 20s
summary	0s
	1h 21m 45s

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