refactor(schema tab): Remove last observed timestamps from schema tab #15224

Job	Run time
setup	6s
Build and Push DataHub MAE Consumer Docker Image	10m 42s
Build and Push DataHub MCE Consumer Docker Image	8m 19s
Build and Push DataHub GMS Docker Image	6m 47s
Build and Push DataHub Ingestion (Base) Docker Image	8s
Build and Push DataHub Upgrade Docker Image	8m 44s
Build and Push DataHub Elasticsearch Setup Docker Image	58s
Build and Push DataHub Frontend Docker Image	14m 45s
Build and Push DataHub Kafka Setup Docker Image	2m 11s
Build and Push DataHub MySQL Setup Docker Image	41s
Build and Push DataHub Ingestion (Base-Full) Docker Image	10s
Build and Push DataHub Ingestion (Base-Slim) Docker Image	14s
[Monitoring] Scan GMS images for vulnerabilities	1m 5s
[Monitoring] Scan MCE consumer images for vulnerabilities	50s
[Monitoring] Scan DataHub Upgrade images for vulnerabilities	1m 5s
Build and Push DataHub Ingestion (Full) Docker Images	16m 3s
Build and Push DataHub Ingestion Docker Images	10m 16s
[Monitoring] Scan MAE consumer images for vulnerabilities	53s
[Monitoring] Scan Frontend images for vulnerabilities	2m 0s
[Monitoring] Scan Datahub Ingestion Slim images for vulnerabilities	1m 16s
Run Smoke Tests (no_cypress)	48m 32s
Run Smoke Tests (cypress_suite1)	24m 43s
Run Smoke Tests (cypress_rest)	32m 43s
[Monitoring] Scan Datahub Ingestion images for vulnerabilities	57s
	3h 14m 8s

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