[fuzzing] Tweak timeouts when fuzzing to allow FuzzingEventEngine to work its magic (#37048)

Closes #37048

COPYBARA_INTEGRATE_REVIEW=https://github.com/grpc/grpc/pull/37048 from ctiller:cc-1 ed1d0a56a6
PiperOrigin-RevId: 647346437

test/core/call/client_call_test.cc

@@ -217,7 +217,9 @@ CLIENT_CALL_TEST(SendInitialMetadataAndReceiveStatusAfterTimeout) {
   ExecCtx::Get()->InvalidateNow();
   auto now = Timestamp::Now();
   EXPECT_GE(now - start, Duration::Seconds(1)) << GRPC_DUMP_ARGS(now, start);
-  EXPECT_LE(now - start, Duration::Seconds(5)) << GRPC_DUMP_ARGS(now, start);
+  EXPECT_LE(now - start,
+            g_yodel_fuzzing ? Duration::Minutes(10) : Duration::Seconds(5))
+      << GRPC_DUMP_ARGS(now, start);
   WaitForAllPendingWork();
 }
 

test/core/call/corpus/client_call/clusterfuzz-testcase-minimized-client_call_fuzzer-4634405960482816

@@ -0,0 +1,4 @@
+test_id: 178
+event_engine_actions {
+  run_delay: 261993005056
+}