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Bump third_party/ot-br-posix/repo from `03132d3` to `98db630` #443

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Run time

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Job	Run time
Chef - ESP32 CI Examples	8m 56s
Chef - Linux CI Examples	6m 25s
Chef - Telink CI Examples	7m 40s
Chef - NRFConnect CI Examples	7m 54s
	30m 55s