Add custom telemetry exporter support #2001

Job	Run time
typecheck / typecheck	1m 13s
units / 🧪 Unit Tests	1m 8s
e2e / 🧪 CLI v3 tests (buildjet-8vcpu-ubuntu-2204 - npm)	1m 8s
e2e / 🧪 CLI v3 tests (buildjet-8vcpu-ubuntu-2204 - pnpm)	59s
e2e / 🧪 CLI v3 tests (windows-latest - npm)	3m 39s
e2e / 🧪 CLI v3 tests (windows-latest - pnpm)	3m 36s
Preview Release	0s
	11m 43s

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