Add `is_originator` flag to publish messages #2067

Job	Run time
Linux [UBSAN] [lmdb \| clang]	39m 13s
Linux [ASAN] [lmdb \| clang]	37m 50s
Linux [ASAN_INT] [lmdb \| clang] (Errors Ignored)	39m 20s
Linux [TSAN] [lmdb \| clang]	41m 26s
Linux [LEAK] [lmdb \| clang] (Errors Ignored)	37m 38s
Linux [UBSAN] [rocksdb \| clang]	47m 4s
Linux [ASAN] [rocksdb \| clang]	51m 37s
Linux [ASAN_INT] [rocksdb \| clang] (Errors Ignored)	49m 42s
Linux [LEAK] [rocksdb \| clang] (Errors Ignored)	49m 7s
macOS [UBSAN] [lmdb \| clang]	35m 59s
macOS [ASAN] [lmdb \| clang]	30m 1s
macOS [TSAN] [lmdb \| clang]	28m 15s
macOS [UBSAN] [rocksdb \| clang]	39m 4s
macOS [ASAN] [rocksdb \| clang]	36m 15s
macOS [TSAN] [rocksdb \| clang]	46m 56s
	10h 9m 27s

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