[core] Only one `LambdaRuntime.run()` can be called at a time (fix #507) #633

Job	Run time
musl	1m 33s
Semantic Version label check	5s
Unit tests / Construct unit test matrix	6s
Soundness / Documentation check	1m 34s
Soundness / API breakage check	2m 34s
Soundness / Unacceptable language check	6s
Soundness / License headers check	6s
Soundness / Shell check	32s
Soundness / Python lint check	7s
Soundness / Format check	43s
Soundness / YAML lint check	4s
Soundness / Broken symlinks check	4s
Integration Tests / Test archive plugin (ResourcesPackaging)	2m 38s
Integration Tests / Test archive plugin (HelloWorld)	2m 50s
Integration Tests / No dependencies on Foundation	1m 52s
Swift 6 Language Mode / Swift 6 language mode	1m 18s
Integration Tests / Test Examples/APIGateway on	1m 52s
Integration Tests / Test Examples/APIGateway+LambdaAuthorizer on	1m 58s
Integration Tests / Test Examples/HelloJSON on	1m 46s
Integration Tests / Test Examples/ResourcesPackaging on	1m 44s
Integration Tests / Test Examples/BackgroundTasks on	1m 46s
Integration Tests / Test Examples/S3EventNotifier on	1m 52s
Integration Tests / Test Examples/HelloWorld on	1m 48s
Integration Tests / Test Examples/Tutorial on	1m 44s
Integration Tests / Test Examples/S3_AWSSDK on	6m 59s
Integration Tests / Test Examples/S3_Soto on	8m 14s
Integration Tests / Test Examples/Testing on	1m 56s
Integration Tests / Test Examples/Streaming on	1m 55s
Unit tests / Unit tests / Linux (6.1)	1m 26s
Unit tests / Unit tests / Linux (6.0)	1m 30s
Unit tests / Unit tests / Linux (nightly-next)	1m 58s
Unit tests / Unit tests / Linux (nightly-main)	1m 54s
	56m 34s

Provide feedback