Improve logging for validator voting period #617

Job	Run time
build-wasm (wasm, build-wasm-scripts, wasm/tx_.wasm wasm/vp_.wasm wasm/checksums.json )	4m 36s
rust-docs	6m 46s
build-wasm (wasm-for-tests, build-wasm-tests-scripts, wasm_for_tests/*.wasm)	3m 30s
changelog	16s
build-binaries	9m 24s
check-packages	5m 57s
lints	5m 47s
test-integration	14m 47s
test-wasm	5m 15s
test-unit	9m 40s
check-benchmarks	9m 52s
test-e2e (0)	22m 56s
test-e2e (1)	18m 8s
test-e2e (2)	22m 43s
test-e2e (3)	18m 12s
test-e2e (4)	17m 47s
upload-coverage	7s
	2h 55m 43s

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