build(deps): bump go.opentelemetry.io/contrib/instrumentation/google.golang.org/grpc/otelgrpc from 0.49.0 to 0.50.0 in /tools/invoker #1361

Job	Run time
Build and push all images (aes-go)	1m 50s
Build and push all images (aes-python)	1m 41s
Build and push all images (aes-nodejs)	1m 55s
Build and push all images (aes-python-lambda)	1m 38s
Build and push all images (aes-nodejs-lambda)	1m 43s
Build and push all images (aes-go-lambda)	1m 38s
Test Knative Deployment (aes-go)	2m 25s
Test AWS Lambda Deployment (aes-python-lambda)	1m 6s
Test Knative Deployment (aes-python)	2m 22s
Test Docker Compose (aes-go)	1m 15s
Test AWS Lambda Deployment (aes-nodejs-lambda)	1m 9s
Test Knative Deployment (aes-nodejs)	2m 6s
Test AWS Lambda Deployment (aes-go-lambda)	1m 4s
Test Docker Compose (aes-python)	1m 17s
Test Knative Deployment (aes-go-tracing)	2m 3s
Test Docker Compose (aes-nodejs)	1m 15s
Test Knative Deployment (aes-python-tracing)	1m 59s
Test Docker Compose (aes-go-tracing)	1m 9s
Test Knative Deployment (aes-nodejs-tracing)	2m 16s
Test Docker Compose (aes-python-tracing)	1m 18s
Test Docker Compose (aes-nodejs-tracing)	1m 23s
	34m 32s

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