feat(siblings): dont show multiple platform icons if the siblings are ghost nodes #21204

Job	Run time
build (./gradlew build -x :metadata-ingestion:build -x :metadata-ingestion:check -x docs-website:...	12m 44s
build (./gradlew build -x :metadata-ingestion:build -x :metadata-ingestion:check -x docs-website:...	15m 17s
build (./gradlew :datahub-frontend:build :datahub-web-react:build --parallel, UTC)	17m 13s
build (./gradlew :datahub-frontend:build :datahub-web-react:build --parallel, America/New_York)	19m 24s
build (./gradlew :metadata-ingestion-modules:airflow-plugin:build --parallel, UTC)	5m 34s
build (./gradlew :metadata-ingestion-modules:airflow-plugin:build --parallel, America/New_York)	5m 40s
event-file	3s
quickstart-compose-validation	19s
	1h 16m 14s

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