Tests

Bump third_party/pigweed/repo from `ce0e3e2` to `5436d10` #1052

Job	Run time
Test Suites - Linux (no-ble-no-shell-tsan-clang)	1h 42m 17s
REPL Tests - Linux	1h 37m 21s
Test Suites - Darwin (no-ble-no-shell-asan-clang)	1h 18m 26s
REPL Tests - Darwin	0s
Test Suites - Darwin (no-ble-no-shell-tsan-clang)	1h 51m 2s
	6h 29m 6s

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