Add telemetry for dependency caching #4701

Job	Run time
Resolve environment (macos-latest, default)	1m 41s
Resolve environment (windows-latest, linked)	1m 33s
Resolve environment (ubuntu-latest, default)	40s
Resolve environment (ubuntu-latest, linked)	36s
Resolve environment (ubuntu-latest, nightly-latest)	36s
Resolve environment (macos-latest, nightly-latest)	2m 29s
Resolve environment (windows-latest, default)	1m 34s
Resolve environment (macos-latest, linked)	1m 49s
Resolve environment (windows-latest, nightly-latest)	2m 14s
	13m 12s

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