Support different Soroban storage types #6997

Job	Run time
Docs	1m 30s
Container Image	12m 46s
Linux Arm	13m 8s
Linux x86-64	27m 47s
Mac Arm	4m 52s
Mac Intel	12m 29s
Repolinter	55s
Stdlib	2m 25s
Windows	7m 43s
Mac Universal Binary	0s
Polkadot Integration test	0s
Anchor Integration test	0s
Solana Integration test	0s
Polkadot Integration test with subxt	0s
Soroban Integration test	0s
Visual Code Extension	0s
Coverage report	0s
	1h 23m 35s

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