vold_native_service_fuzzer: Add signal() to handle SIGPIPE

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

Test: ./vold_native_service_fuzzer
Bug: 376201407

Change-Id: I273817be521f63db3bbad4f4d9e22c1e97e19b4c
diff --git a/tests/VoldFuzzer.cpp b/tests/VoldFuzzer.cpp
index b47a783..173c765 100644
--- a/tests/VoldFuzzer.cpp
+++ b/tests/VoldFuzzer.cpp
@@ -37,6 +37,8 @@
 }
 
 extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size) {
+    // TODO(b/183141167): need to rewrite 'dump' to avoid SIGPIPE.
+    signal(SIGPIPE, SIG_IGN);
     auto voldService = sp<android::vold::VoldNativeService>::make();
     auto voldVendorService = sp<android::vold::VendorVoldNativeService>::make();
     fuzzService({voldService, voldVendorService}, FuzzedDataProvider(data, size));