ref(pattern): Introduce relay pattern, the pattern to rule all globs #14959

Job	Run time
Lint	3m 44s
Test All Features (ubuntu-latest)	4m 59s
Test (macos-latest)	2m 40s
Lint Rust Default Features	1m 26s
Test (windows-latest)	6m 10s
Setup build metadata	1s
Integration Tests	12m 51s
Test Python	53s
Build Relay Binary (relay, x86_64-unknown-linux-gnu)	8m 46s
Build Docker Image (relay)	45s
Sentry-Relay Integration Tests	11m 4s
self-hosted-end-to-end	13m 8s
Publish Relay to GCR	0s
Publish Relay to DockerHub	0s
Upload build artifacts to gocd	0s
	1h 6m 27s

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