message: revert bounds check changes for dense.hpp
diff: @@ -471,7 +471,8 @@ protected:
  values_{exec, std::forward<ValuesArray>(values)},
  stride_{stride}
  {
  - GKO_ASSERT_EQ(size[0] * stride, values_.get_num_elems());
  + GKO_ENSURE_IN_BOUNDS((size[0] - 1) * stride + size[1] - 1,
  + values_.get_num_elems());
  }
  /**
  