build(deps): bump github.com/cloudevents/sdk-go/v2 from 2.10.1 to 2.15.2 in /tools/knative-eventing-tutorial #1332

Job	Run time
Build and push all images (aes-go)	1m 28s
Build and push all images (aes-python)	1m 26s
Build and push all images (aes-nodejs)	1m 16s
Build and push all images (aes-python-lambda)	1m 38s
Build and push all images (aes-nodejs-lambda)	1m 42s
Build and push all images (aes-go-lambda)	1m 34s
Test Knative Deployment (aes-go)	2m 7s
Test AWS Lambda Deployment (aes-python-lambda)	1m 10s
Test Knative Deployment (aes-python)	2m 8s
Test Docker Compose (aes-go)	1m 45s
Test AWS Lambda Deployment (aes-nodejs-lambda)	1m 42s
Test Knative Deployment (aes-nodejs)	2m 3s
Test Docker Compose (aes-python)	1m 10s
Test AWS Lambda Deployment (aes-go-lambda)	1m 9s
Test Knative Deployment (aes-go-tracing)	2m 12s
Test Docker Compose (aes-nodejs)	1m 15s
Test Knative Deployment (aes-python-tracing)	2m 7s
Test Docker Compose (aes-go-tracing)	1m 17s
Test Knative Deployment (aes-nodejs-tracing)	2m 21s
Test Docker Compose (aes-python-tracing)	1m 11s
Test Docker Compose (aes-nodejs-tracing)	1m 17s
	33m 58s

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