Add print functionality to Soroban contracts #6985

Job	Run time
Linux Arm	20m 22s
Repolinter	42s
Docs	1m 24s
Container Image	12m 31s
Linux x86-64	43m 17s
Mac Arm	10m 36s
Mac Intel	16m 19s
Stdlib	2m 21s
Windows	28m 17s
Mac Universal Binary	25s
Solana Integration test	3m 30s
Polkadot Integration test with subxt	4m 33s
Anchor Integration test	5m 44s
Polkadot Integration test	8m 7s
Soroban Integration test	10m 13s
Visual Code Extension	57s
Coverage report	0s
	2h 49m 18s

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