Simplify vote generator #2326

Job	Run time
macOS [UBSAN] [lmdb \| clang]	40m 39s
macOS [ASAN] [lmdb \| clang]	29m 56s
macOS [TSAN] [lmdb \| clang]	35m 49s
macOS [UBSAN] [rocksdb \| clang]	51m 57s
Linux [UBSAN] [lmdb \| clang]	43m 8s
macOS [ASAN] [rocksdb \| clang]	53m 24s
Linux [ASAN] [lmdb \| clang]	41m 13s
macOS [TSAN] [rocksdb \| clang]	1h 9m 41s
Linux [ASAN_INT] [lmdb \| clang] (Errors Ignored)	44m 40s
Linux [TSAN] [lmdb \| clang]	43m 23s
Linux [LEAK] [lmdb \| clang] (Errors Ignored)	41m 58s
Linux [UBSAN] [rocksdb \| clang]	54m 39s
Linux [ASAN] [rocksdb \| clang]	58m 16s
Linux [ASAN_INT] [rocksdb \| clang] (Errors Ignored)	57m 27s
Linux [LEAK] [rocksdb \| clang] (Errors Ignored)	55m 54s
	12h 2m 4s

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