Add telemetry for dependency caching #1393

Job	Run time
Rust analysis (ubuntu-latest, linked)	1m 34s
Rust analysis (ubuntu-latest, nightly-latest)	1m 37s
Rust analysis (ubuntu-latest, stable-v2.19.3)	1m 11s
Rust analysis (ubuntu-latest, stable-v2.22.1)	1m 48s
Rust analysis (ubuntu-latest, default)	1m 38s
	7m 48s

Provide feedback