fix(ingestion): ingest emails as empty if no ldap attribute #21365

Job	Run time
setup	23s
Build and Push DataHub MCE Consumer Docker Image	0s
Build and Push DataHub GMS Docker Image	0s
Build and Push DataHub MAE Consumer Docker Image	0s
Build and Push DataHub Upgrade Docker Image	0s
Build and Push DataHub Frontend Docker Image	0s
Build and Push DataHub Ingestion (Base) Docker Image	8s
Build and Push DataHub Elasticsearch Setup Docker Image	0s
Build and Push DataHub Kafka Setup Docker Image	0s
Build and Push DataHub MySQL Setup Docker Image	0s
smoke_test_matrix	1s
[Monitoring] Scan MCE consumer images for vulnerabilities	0s
[Monitoring] Scan GMS images for vulnerabilities	0s
[Monitoring] Scan DataHub Upgrade images for vulnerabilities	0s
[Monitoring] Scan Frontend images for vulnerabilities	0s
[Monitoring] Scan MAE consumer images for vulnerabilities	0s
Build and Push DataHub Ingestion (Base-Slim) Docker Image	9s
Build and Push DataHub Ingestion (Base-Full) Docker Image	9s
Build and Push DataHub Ingestion Docker Images	7m 33s
Build and Push DataHub Ingestion (Full) Docker Images	11m 57s
[Monitoring] Scan Datahub Ingestion Slim images for vulnerabilities	5m 51s
Run Smoke Tests (no_cypress_suite0)	26m 28s
Run Smoke Tests (no_cypress_suite1)	23m 8s
[Monitoring] Scan Datahub Ingestion images for vulnerabilities	5m 33s
Deploy to Datahub HEAD	0s
	1h 21m 20s

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