fuzz: reset SOCKS5 interrupt between inputs

Clear the global interrupt latch before each socks5 fuzz input so corpus
execution order cannot affect later inputs.

src/test/fuzz/socks5.cpp

@@ -30,6 +30,7 @@ void initialize_socks5()
 
 FUZZ_TARGET(socks5, .init = initialize_socks5)
 {
+    g_socks5_interrupt.reset();
     FuzzedDataProvider fuzzed_data_provider{buffer.data(), buffer.size()};
     FakeNodeClock clock{ConsumeTime(fuzzed_data_provider)};
     FakeSteadyClock steady_clock;