Update rustc version (#304) #350

Job	Run time
build	15m 21s
Application Signals E2E Test / upload-main-build	7s
Application Signals E2E Test / eks-v3-8-amd64 / python-eks	30m 58s
Application Signals E2E Test / k8s-v11-amd64 / python-k8s	5m 40s
Application Signals E2E Test / ecs-v11-amd64 / python-ecs	7m 4s
Application Signals E2E Test / lambda / python-lambda-default	3m 31s
Application Signals E2E Test / default-v17-amd64 / python-ec2-default	12m 56s
Application Signals E2E Test / default-v11-arm64 / python-ec2-default	7m 22s
Application Signals E2E Test / asg-v11-amd64 / python-ec2-asg	8m 13s
Application Signals E2E Test / default-v11-amd64 / python-ec2-default	6m 29s
Application Signals E2E Test / default-v21-amd64 / python-ec2-default	7m 19s
Application Signals E2E Test / default-v22-amd64 / python-ec2-default	15m 35s
Application Signals E2E Test / default-v8-amd64 / python-ec2-default	13m 38s
Application Signals E2E Test / eks-v3-9-amd64 / python-eks	7m 56s
Application Signals E2E Test / eks-v3-10-amd64 / python-eks	8m 50s
Application Signals E2E Test / eks-v3-11-amd64 / python-eks	9m 53s
Application Signals E2E Test / eks-v3-12-amd64 / python-eks	7m 52s
	2h 48m 44s

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