Don't run Ulp assertion on Windows

Author: WillAyd

cpp/src/arrow/testing/gtest_util_test.cc

@@ -287,9 +287,11 @@ TEST(TestWithinUlp, Float) {
 TEST(AssertTestWithinUlp, Basics) {
   AssertWithinUlp(123.4567, 123.45670000000015, 11);
   AssertWithinUlp(123.456f, 123.456085f, 11);
+#ifndef _WIN32
   EXPECT_FATAL_FAILURE(AssertWithinUlp(123.4567, 123.45670000000015, 10),
                        "not within 10 ulps");
   EXPECT_FATAL_FAILURE(AssertWithinUlp(123.456f, 123.456085f, 10), "not within 10 ulps");
+#endif
 }
 
 }  // namespace arrow