feat(profiles): Add an optional client SDK field for Sample V2 format #14771

Job	Run time
Lint	2m 33s
Lint Rust Default Features	1m 21s
Test (macos-latest)	2m 35s
Setup build metadata	1s
Test (windows-latest)	2m 18s
Test All Features (ubuntu-latest)	2m 32s
Integration Tests	2m 33s
Test Python	1m 8s
Build Relay Binary (relay, x86_64-unknown-linux-gnu)	2m 19s
Build Docker Image	1s
Publish Relay to DockerHub	1s
Sentry-Relay Integration Tests	1s
Upload build artifacts to gocd	1s
Publish Relay to GCR	1s
self-hosted-end-to-end	1s
	17m 26s

Provide feedback