Add AWS SDK and Soto examples #232

Job	Run time
Swift 6 Language Mode / Swift 6 language mode	1m 23s
Integration Tests / Example/HelloWorld on Linux 6.0.1-amazonlinux2	32s
Integration Tests / Example/APIGateway on Linux 6.0.1-amazonlinux2	31s
Soundness / Broken symlinks check	3s
Soundness / Documentation check	1m 29s
Soundness / API breakage check	1m 46s
Integration Tests / Example/S3_AWSSDK on Linux 6.0.1-amazonlinux2	30s
Integration Tests / Example/S3_Soto on Linux 6.0.1-amazonlinux2	31s
Soundness / Format check	38s
Soundness / License headers check	4s
Soundness / Unacceptable language check	4s
Soundness / Shell check	0s
Unit tests / Unit tests / Linux (5.8)	23s
Unit tests / Unit tests / Linux (5.9)	25s
Unit tests / Unit tests / Linux (5.10)	25s
Unit tests / Unit tests / Linux (nightly-6.0)	1m 36s
Unit tests / Unit tests / Linux (nightly-main)	1m 48s
	12m 8s

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