[core] Only one `LambdaRuntime.run()` can be called at a time (fix #507) #622

Job	Run time
Semantic Version label check	4s
musl	1m 48s
Unit tests / Construct unit test matrix	3s
Integration Tests / Test archive plugin (HelloWorld)	2m 42s
Swift 6 Language Mode / Swift 6 language mode	1m 26s
Integration Tests / No dependencies on Foundation	2m 27s
Integration Tests / Test archive plugin (ResourcesPackaging)	2m 40s
Soundness / Broken symlinks check	6s
Soundness / Python lint check	9s
Soundness / API breakage check	3m 32s
Soundness / Format check	44s
Integration Tests / Test Examples/APIGateway on	2m 13s
Soundness / Documentation check	1m 43s
Integration Tests / Test Examples/HelloJSON on	1m 55s
Integration Tests / Test Examples/BackgroundTasks on	1m 58s
Integration Tests / Test Examples/HelloWorld on	2m 4s
Integration Tests / Test Examples/S3EventNotifier on	2m 21s
Integration Tests / Test Examples/APIGateway+LambdaAuthorizer on	3m 40s
Integration Tests / Test Examples/ResourcesPackaging on	2m 0s
Soundness / Unacceptable language check	6s
Soundness / License headers check	4s
Integration Tests / Test Examples/Streaming on	1m 57s
Soundness / Shell check	38s
Integration Tests / Test Examples/Tutorial on	1m 57s
Integration Tests / Test Examples/S3_Soto on	8m 13s
Soundness / YAML lint check	6s
Integration Tests / Test Examples/S3_AWSSDK on	7m 0s
Integration Tests / Test Examples/Testing on	2m 11s
Unit tests / Unit tests / Linux (6.1)	1m 31s
Unit tests / Unit tests / Linux (6.0)	1m 39s
Unit tests / Unit tests / Linux (nightly-main)	2m 12s
Unit tests / Unit tests / Linux (nightly-next)	2m 15s
	1h 3m 24s

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