deps: switch to released sparse-merkle-tree fork #1860

Job	Run time
build-binaries	9m 37s
check-packages	6m 18s
changelog	0s
build-wasm (wasm, build-wasm-scripts, wasm/tx_.wasm wasm/vp_.wasm wasm/checksums.json )	3m 54s
build-wasm (wasm-for-tests, build-wasm-tests-scripts, wasm_for_tests/*.wasm)	3m 27s
lints	5m 1s
rust-docs	5m 50s
test-ledger-app	7m 24s
test-integration	20m 5s
test-unit	13m 20s
test-wasm	5m 57s
check-benchmarks	0s
test-e2e-with-device-automation	0s
test-e2e	0s
upload-coverage	8s
	1h 21m 1s

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