Use deque rather than vector to support large initialization sequences #1962

Job	Run time
macOS [UBSAN] [lmdb \| clang]	33m 41s
Linux [UBSAN] [lmdb \| clang]	40m 44s
macOS [ASAN] [lmdb \| clang]	28m 0s
Linux [ASAN] [lmdb \| clang]	39m 49s
macOS [TSAN] [lmdb \| clang]	29m 47s
Linux [ASAN_INT] [lmdb \| clang] (Errors Ignored)	40m 27s
macOS [UBSAN] [rocksdb \| clang]	39m 28s
Linux [TSAN] [lmdb \| clang]	39m 5s
macOS [ASAN] [rocksdb \| clang]	38m 7s
Linux [LEAK] [lmdb \| clang] (Errors Ignored)	41m 12s
macOS [TSAN] [rocksdb \| clang]	49m 41s
Linux [UBSAN] [rocksdb \| clang]	45m 52s
Linux [ASAN] [rocksdb \| clang]	50m 51s
Linux [ASAN_INT] [rocksdb \| clang] (Errors Ignored)	53m 20s
Linux [LEAK] [rocksdb \| clang] (Errors Ignored)	51m 29s
	10h 21m 33s

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