Increase the timeout of Windows for the kernel timeout tests.
Windows tests often run in Emulation, and even with KVM we can still timeout.

PiperOrigin-RevId: 517192968
Change-Id: I3b4e435f8ac8ad1e7eab6f043c051fa75efed64b
diff --git a/absl/synchronization/internal/kernel_timeout_test.cc b/absl/synchronization/internal/kernel_timeout_test.cc
index a96f806..26ee34a 100644
--- a/absl/synchronization/internal/kernel_timeout_test.cc
+++ b/absl/synchronization/internal/kernel_timeout_test.cc
@@ -26,7 +26,9 @@
 
 #if defined(ABSL_HAVE_ADDRESS_SANITIZER) || \
     defined(ABSL_HAVE_MEMORY_SANITIZER) ||  \
-    defined(ABSL_HAVE_THREAD_SANITIZER) || defined(__ANDROID__)
+    defined(ABSL_HAVE_THREAD_SANITIZER) || \
+    defined(__ANDROID__) || \
+    defined(_WIN32) || defined(_WIN64)
 constexpr absl::Duration kTimingBound = absl::Milliseconds(5);
 #else
 constexpr absl::Duration kTimingBound = absl::Microseconds(250);