pub fn from_field_elements_unchecked(x: FieldElement<C>, y: FieldElement<C>) -> Self {
        let mut x_slice = x.to_bytes();
        let x_slice = x_slice.as_mut_slice();
        x_slice.reverse();

        let mut y_slice = y.to_bytes();
        let y_slice = y_slice.as_mut_slice();
        y_slice.reverse();

        AffinePoint { inner: <C::SP1AffinePoint as ECDSAPoint>::from(x_slice, y_slice) }
    }
Create an affine point from the given field elements, without checking if the point is on
the curve.
crates/zkvm/lib/src/ecdsa/affine.rs