Bump third_party/perfetto/repo from `b9aca8f` to `c5fbb14` #1670

Job	Run time
Build on Darwin (clang, simulated)	14m 16s
Build on Linux (fake, gcc_release, clang, simulated)	1m 50s
Build on Linux (coverage)	10m 25s
Build on Linux (gcc_debug)	1m 49s
Build on Linux (python_lib)	1m 44s
Build on Linux (python lighting-app)	5m 57s
	36m 1s

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