build(deps): bump github.com/cloudevents/sdk-go/v2 from 2.10.1 to 2.15.2 in /tools/benchmarking_eventing #1331

Job	Run time
Build and push all images (aes-go)	1m 40s
Build and push all images (aes-python)	1m 10s
Build and push all images (aes-nodejs)	1m 20s
Build and push all images (aes-python-lambda)	1m 34s
Build and push all images (aes-nodejs-lambda)	1m 49s
Build and push all images (aes-go-lambda)	1m 23s
Test AWS Lambda Deployment (aes-python-lambda)	1m 5s
Test Docker Compose (aes-go)	1m 9s
Test AWS Lambda Deployment (aes-nodejs-lambda)	1m 11s
Test Knative Deployment (aes-go)	2m 6s
Test Docker Compose (aes-python)	1m 17s
Test AWS Lambda Deployment (aes-go-lambda)	1m 10s
Test Knative Deployment (aes-python)	2m 12s
Test Docker Compose (aes-nodejs)	1m 14s
Test Knative Deployment (aes-nodejs)	2m 17s
Test Docker Compose (aes-go-tracing)	1m 12s
Test Knative Deployment (aes-go-tracing)	2m 1s
Test Docker Compose (aes-python-tracing)	1m 12s
Test Knative Deployment (aes-python-tracing)	2m 41s
Test Docker Compose (aes-nodejs-tracing)	1m 22s
Test Knative Deployment (aes-nodejs-tracing)	2m 34s
	33m 39s

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