Add telemetry for dependency caching #7937

Job	Run time
Split workflow (ubuntu-latest, linked)	1m 22s
Split workflow (macos-latest, nightly-latest)	1m 51s
Split workflow (ubuntu-latest, nightly-latest)	1m 17s
Split workflow (macos-latest, linked)	1m 44s
Split workflow (macos-latest, default)	1m 23s
Split workflow (ubuntu-latest, default)	1m 13s
	8m 50s

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