blockstore: send duplicate proofs for chained merkle root conflicts #247

Job	Run time
cargo-test-sbf (token/program)	9m 28s
cargo-test-sbf (instruction-padding/program, token/program-2022, token/program-2022-test)	13m 49s
cargo-test-sbf (associated-token-account/program, associated-token-account/program-test)	8m 5s
check	0s
cargo-test-sbf (token-upgrade/program)	9m 31s
cargo-test-sbf (feature-proposal/program)	8m 35s
cargo-test-sbf (governance/addin-mock/program, governance/program)	12m 0s
cargo-test-sbf (memo/program)	7m 48s
test	0s
cargo-test-sbf (name-service/program)	8m 48s
cargo-test-sbf (stake-pool/program)	12m 26s
cargo-test-sbf (single-pool/program)	8m 44s
	1h 39m 14s

Provide feedback