Having your key components produced somewhere where you have a measure of oversight and inspection abilities isn't the worst idea if you're concerned about this kind of attack.

I would think countries would take a cost and risk-based approach. Countries that have the means, and who face major risks from a compromised supply chain compared to other standing risks, might want to think about moving things in-house.

Honduras and Nigeria might have other, more pressing concerns. Liechtenstein in particular is a financial center with an extensive manufacturing base and attendant expertise, so it might be worth considering for them.