Use channel as telemetry data key #2154

Job	Run time
Linux [UBSAN] [lmdb \| clang]	38m 55s
macOS [UBSAN] [lmdb \| clang]	36m 47s
Linux [ASAN] [lmdb \| clang]	42m 1s
macOS [ASAN] [lmdb \| clang]	30m 3s
Linux [ASAN_INT] [lmdb \| clang] (Errors Ignored)	42m 50s
macOS [TSAN] [lmdb \| clang]	22m 26s
Linux [TSAN] [lmdb \| clang]	39m 35s
macOS [UBSAN] [rocksdb \| clang]	38m 58s
Linux [LEAK] [lmdb \| clang] (Errors Ignored)	39m 29s
macOS [ASAN] [rocksdb \| clang]	42m 52s
Linux [UBSAN] [rocksdb \| clang]	49m 57s
macOS [TSAN] [rocksdb \| clang]	55m 58s
Linux [ASAN] [rocksdb \| clang]	56m 49s
Linux [ASAN_INT] [rocksdb \| clang] (Errors Ignored)	56m 40s
Linux [LEAK] [rocksdb \| clang] (Errors Ignored)	57m 27s
	10h 50m 47s

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