Upgrade go version to 1.21 #1060

Job	Run time
Build and push all images (aes-go)	2m 18s
Build and push all images (aes-python)	1m 36s
Build and push all images (aes-nodejs)	2m 1s
Build and push all images (aes-python-lambda)	2m 23s
Build and push all images (aes-nodejs-lambda)	2m 11s
Build and push all images (aes-go-lambda)	2m 13s
Test AWS Lambda Deployment (aes-python-lambda)	1m 12s
Test Docker Compose (aes-go)	1m 11s
Test AWS Lambda Deployment (aes-nodejs-lambda)	1m 12s
Test Docker Compose (aes-python)	1m 13s
Test AWS Lambda Deployment (aes-go-lambda)	1m 10s
Test Docker Compose (aes-nodejs)	1m 25s
Test Docker Compose (aes-go-tracing)	1m 20s
Test Docker Compose (aes-python-tracing)	1m 15s
Test Knative Deployment (aes-go)	2m 40s
Test Docker Compose (aes-nodejs-tracing)	1m 40s
Test Knative Deployment (aes-python)	3m 31s
Test Knative Deployment (aes-nodejs)	2m 54s
Test Knative Deployment (aes-go-tracing)	3m 24s
Test Knative Deployment (aes-python-tracing)	2m 30s
Test Knative Deployment (aes-nodejs-tracing)	2m 47s
	42m 6s

Provide feedback