Expose `Dependencies` field in Library struct #5432

Job	Run time
run-determination	1s
check-formatting (./)	21s
check-outdated (./)	22s
check-style (./)	51s
build (internal/arduino/discovery/discovery_client)	12s
check-config (./)	15s
check-license-headers (./)	20s
build (rpc/internal/client_example)	24s
build (commands/term_example)	25s
	3m 11s

Provide feedback