Pass transaction in to end iterator for future use. #1009

Job	Run time
macOS [UBSAN] [lmdb \| clang]	39m 33s
Linux [UBSAN] [lmdb \| clang]	41m 48s
macOS [ASAN] [lmdb \| clang]	39m 34s
Linux [ASAN] [lmdb \| clang]	42m 50s
macOS [TSAN] [lmdb \| clang]	34m 0s
Linux [ASAN_INT] [lmdb \| clang] (Errors Ignored)	41m 29s
macOS [UBSAN] [rocksdb \| clang]	42m 52s
Linux [TSAN] [lmdb \| clang]	42m 30s
macOS [ASAN] [rocksdb \| clang]	43m 51s
Linux [LEAK] [lmdb \| clang] (Errors Ignored)	39m 51s
macOS [TSAN] [rocksdb \| clang]	59m 20s
Linux [UBSAN] [rocksdb \| clang]	54m 41s
Linux [ASAN] [rocksdb \| clang]	1h 0m 28s
Linux [ASAN_INT] [rocksdb \| clang] (Errors Ignored)	58m 11s
Linux [LEAK] [rocksdb \| clang] (Errors Ignored)	56m 9s
	11h 37m 7s

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