Bump third_party/pigweed/repo from `1f12d06` to `f2d25b9` #885

Job	Run time
REPL Tests - Darwin	0s
REPL Tests - Linux	1h 2m 20s
Test Suites - Darwin (no-ble-asan-clang)	2m 27s
Test Suites - Linux (no-ble-tsan-clang)	1m 41s
Test Suites - Darwin (no-ble-tsan-clang)	54s
	1h 7m 22s

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