Update Solana workspace to use `helium-lib` #509

Job	Run time
fmt	6s
clippy	1m 57s
build	5m 22s
tests (coverage-map)	1m 22s
tests (coverage-point-calculator)	1m 43s
tests (reward-scheduler)	1m 8s
tests (ingest)	2m 16s
tests (task-manager)	1m 12s
tests-postgres (boost-manager)	2m 27s
tests-postgres (file-store)	2m 33s
tests-postgres (iot-config)	2m 17s
tests-postgres (iot-verifier)	2m 53s
tests-postgres (mobile-config)	2m 47s
tests-postgres (iot-packet-verifier)	3m 29s
tests-postgres (mobile-packet-verifier)	2m 25s
tests-postgres (mobile-verifier)	2m 37s
build-release	0s
	36m 34s

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