Bump third_party/perfetto/repo from `b9aca8f` to `e682597` #1673

Job	Run time
Unit / Integration Tests (main)	4m 53s
Unit / Integration Tests (clang)	5m 10s
Unit / Integration Tests (mbedtls)	4m 41s
Unit / Integration Tests (rotating_device_id)	4m 40s
Unit / Integration Tests (icd)	5m 4s
	24m 28s

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