Enable the signing logic to fall back to the hardware wallet if secret key is not found. #620

Job	Run time
check-packages	8m 44s
check-packages	8m 44s
build-binaries	11m 57s
build-binaries	11m 57s
changelog	21s
changelog	21s
build-wasm (wasm, build-wasm-scripts, wasm/tx_.wasm wasm/vp_.wasm wasm/checksums.json )	4m 59s
build-wasm (wasm, build-wasm-scripts, wasm/tx_.wasm wasm/vp_.wasm wasm/checksums.json )	4m 59s
build-wasm (wasm-for-tests, build-wasm-tests-scripts, wasm_for_tests/*.wasm)	4m 15s
build-wasm (wasm-for-tests, build-wasm-tests-scripts, wasm_for_tests/*.wasm)	4m 15s
lints	8m 28s
lints	8m 28s
rust-docs	6m 33s
rust-docs	6m 33s
test-wasm	7m 7s
test-wasm	7m 7s
test-integration	15m 16s
test-integration	15m 16s
test-unit	10m 22s
test-unit	10m 22s
check-benchmarks	14m 7s
check-benchmarks	14m 7s
test-e2e (0)	29m 13s
test-e2e (0)	29m 13s
test-e2e (1)	24m 55s
test-e2e (1)	24m 55s
test-e2e (2)	26m 26s
test-e2e (2)	26m 26s
test-e2e (3)	23m 37s
test-e2e (3)	20m 46s
test-e2e (4)	24m 1s
test-e2e (4)	24m 1s
upload-coverage	7s
upload-coverage	7s
	7h 18m 5s

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