Fix Shared VecN comparison operators

[OliveThePuffin]

These seem like useful functions that I could use. Imagine my surprise when they didn't work! This PR should fix that.

• [x] By selecting this checkbox, I agree to license my contributions to this project under the license(s) described in the LICENSE file, and I have the right to do so or have received permission to do so by an employer or client I am producing work for whom has this right.

[OliveThePuffin]

All the other element-wise functions return a VecN instead of a single value, so I could also imagine an alternative of returning a "BoolN" instead of just a bool.