SNOW-1497358 Support multiple storage for Iceberg mode #2175

Job	Run time
Build & Test - Windows, JDK 8, Cloud AWS	52m 6s
Build & Test - Windows, JDK 8, Cloud AZURE	48m 18s
E2E JAR Test - Cloud AWS	3m 15s
Build & Test - Windows, JDK 8, Cloud GCP	1h 2m 40s
E2E JAR Test - Cloud AZURE	2m 50s
Build & Test - JDK 8, Cloud AWS	1h 7m 27s
E2E JAR Test - Cloud GCP	3m 0s
Build & Test - JDK 8, Cloud AZURE	48m 20s
Build & Test - JDK 8, Cloud GCP	1h 6m 29s
	5h 54m 25s

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