ref(autoscaling): add prefix to autoscaling metrics #17462

Job	Run time
detect what files changed	6s
Lint Rust Default Features	1m 11s
Test (macos-latest)	3m 0s
Lint	3m 14s
Test (windows-latest)	4m 12s
Setup build metadata	1s
Test All Features (ubuntu-latest)	3m 3s
Integration Tests	7m 58s
Test Python	57s
Build Relay Binary (relay, x86_64-unknown-linux-gnu)	7m 6s
validate-devservices-config	0s
Build Docker Image (relay)	30s
Publish Relay to DockerHub	0s
Sentry-Relay Integration Tests	7m 18s
Publish Relay to GCR	0s
Upload build artifacts to gocd	0s
self-hosted-end-to-end	7m 18s
	45m 54s

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