[core] Only one `LambdaRuntime.run()` can be called at a time (fix #507) #580

Job	Run time
musl	1m 39s
Semantic Version label check	6s
Unit tests / Construct unit test matrix	3s
Integration Tests / No dependencies on Foundation	29s
Integration Tests / Test archive plugin (HelloWorld)	29s
Integration Tests / Test archive plugin (ResourcesPackaging)	29s
Integration Tests / Test Examples/APIGateway on	14s
Soundness / API breakage check	18s
Integration Tests / Test Examples/APIGateway+LambdaAuthorizer on	16s
Integration Tests / Test Examples/BackgroundTasks on	16s
Soundness / Documentation check	17s
Integration Tests / Test Examples/HelloJSON on	16s
Soundness / License headers check	4s
Integration Tests / Test Examples/HelloWorld on	14s
Soundness / Unacceptable language check	4s
Integration Tests / Test Examples/ResourcesPackaging on	15s
Integration Tests / Test Examples/S3EventNotifier on	16s
Soundness / Broken symlinks check	2s
Integration Tests / Test Examples/S3_AWSSDK on	16s
Soundness / Format check	15s
Integration Tests / Test Examples/S3_Soto on	15s
Soundness / Python lint check	6s
Integration Tests / Test Examples/Streaming on	14s
Soundness / Shell check	18s
Integration Tests / Test Examples/Testing on	15s
Integration Tests / Test Examples/Tutorial on	14s
Soundness / YAML lint check	3s
Swift 6 Language Mode / Swift 6 language mode	14s
Unit tests / Unit tests / Linux (6.0)	26s
Unit tests / Unit tests / Linux (nightly-next)	26s
Unit tests / Unit tests / Linux (nightly-main)	27s
	9m 16s

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