message: Fix UBSan error in test that was testing unrealistic accumulation depth
  50001.
diff: @@ -73,7 +73,8 @@ TEST(RuyTest, TestMiscMuls) {
  }
  TEST(RuyTest, TestDeepMuls) {
  - TestRCC<TestSetType>(1, 50001, 1);
  + // TODO(b/137649322): clarify what's the max allowed matrix size.
  + TestRCC<TestSetType>(1, 32767, 1);
  TestLinearAllOrders<TestSetType>(5, 5001, 4);
  TestLinearAllOrders<TestSetType>(9, 1025, 10);
  }
  