[ASan] Fix broken Windows build due to 596d534ac3524052df210be8d3c01a33b2260a42.

In that change I forgot to update the call to
`AsanThread::ThreadStart()` in `asan_win.cpp`.

GitOrigin-RevId: 757b93bb7b384038a8dec35433f78f5c7c2ef8b0
diff --git a/lib/asan/asan_win.cpp b/lib/asan/asan_win.cpp
index 8044ae1..1577c83 100644
--- a/lib/asan/asan_win.cpp
+++ b/lib/asan/asan_win.cpp
@@ -134,7 +134,7 @@
 static thread_return_t THREAD_CALLING_CONV asan_thread_start(void *arg) {
   AsanThread *t = (AsanThread *)arg;
   SetCurrentThread(t);
-  return t->ThreadStart(GetTid(), /* signal_thread_is_registered */ nullptr);
+  return t->ThreadStart(GetTid());
 }
 
 INTERCEPTOR_WINAPI(HANDLE, CreateThread, LPSECURITY_ATTRIBUTES security,