build(deps): bump github.com/containerd/containerd from 1.6.12 to 1.6.26 in /tools/benchmarking_eventing #993

Job	Run time
Build and push all images (auth-go)	1m 14s
Build and push all images (auth-python)	1m 11s
Build and push all images (auth-nodejs)	1m 16s
Build and push all images (auth-python-lambda)	1m 24s
Build and push all images (auth-nodejs-lambda)	1m 39s
Build and push all images (auth-go-lambda)	1m 22s
Test Knative Deployment (auth-go)	2m 7s
Test AWS Lambda Deployment (auth-python-lambda)	1m 4s
Test Knative Deployment (auth-python)	1m 56s
Test Docker Compose (auth-go)	1m 10s
Test AWS Lambda Deployment (auth-nodejs-lambda)	1m 10s
Test Knative Deployment (auth-nodejs)	1m 57s
Test Docker Compose (auth-python)	1m 12s
Test AWS Lambda Deployment (auth-go-lambda)	1m 8s
Test Knative Deployment (auth-go-tracing)	2m 2s
Test Docker Compose (auth-nodejs)	1m 15s
Test Knative Deployment (auth-python-tracing)	2m 18s
Test Docker Compose (auth-go-tracing)	1m 15s
Test Knative Deployment (auth-nodejs-tracing)	2m 5s
Test Docker Compose (auth-python-tracing)	1m 20s
Test Docker Compose (auth-nodejs-tracing)	1m 18s
	31m 23s

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