Rocksdb tx cleanup #2261

Job	Run time
Linux [UBSAN] [lmdb \| clang]	42m 28s
macOS [UBSAN] [lmdb \| clang]	35m 31s
Linux [ASAN] [lmdb \| clang]	39m 58s
macOS [ASAN] [lmdb \| clang]	30m 40s
Linux [ASAN_INT] [lmdb \| clang] (Errors Ignored)	43m 20s
macOS [TSAN] [lmdb \| clang]	33m 49s
Linux [TSAN] [lmdb \| clang]	40m 37s
macOS [UBSAN] [rocksdb \| clang]	41m 44s
Linux [LEAK] [lmdb \| clang] (Errors Ignored)	40m 2s
macOS [ASAN] [rocksdb \| clang]	39m 43s
Linux [UBSAN] [rocksdb \| clang]	53m 51s
macOS [TSAN] [rocksdb \| clang]	53m 0s
Linux [ASAN] [rocksdb \| clang]	56m 32s
Linux [ASAN_INT] [rocksdb \| clang] (Errors Ignored)	58m 46s
Linux [LEAK] [rocksdb \| clang] (Errors Ignored)	55m 21s
	11h 5m 22s

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