android.hardware.automotive.vehicle-default-service_fuzzer: Add signal() to handle SIGPIPE

Adding signal handler to avoid abort() due to
broken pipe.

Test: ./android.hardware.automotive.vehicle-default-service_fuzzer
Bug: 376201407
Change-Id: If1b0b17d4af2a535d6401cb93bb3475b8a4edc62
1 file changed