submodule: bump third_party/openthread/repo from `0b269e1` to `d62167… #4726

Job	Run time
buildx (latest, ubuntu:bionic, linux/amd64,linux/arm/v7,linux/arm64, yes)	40m 22s
buildx (focal, ubuntu:focal, linux/amd64,linux/arm64, yes)	30m 14s
buildx (jammy, ubuntu:jammy, linux/amd64,linux/arm64, yes)	36m 9s
buildx (reference-device, ubuntu:bionic, --build-arg REFERENCE_DEVICE=1 --build-arg BORDER_ROUTIN...	33m 24s
buildx (test, ubuntu:bionic, --build-arg OT_BACKBONE_CI=1 --build-arg REFERENCE_DEVICE=1 --build-...	56m 23s
docker-check (UART)	6m 50s
docker-check (SPI)	6m 27s
	3h 29m 49s

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