fix two illustrations

[github-actions[bot]]

Automated changes by create-pull-request GitHub action

[netlify[bot]]

✅ Deploy Preview for nature-of-code-pdf ready!

Name	Link
🔨 Latest commit	2a000dac9ae101beb3fcd79279206a3e2114281f
🔍 Latest deploy log	https://app.netlify.com/sites/nature-of-code-pdf/deploys/660b57dc73cd300008a49c8c
😎 Deploy Preview	https://deploy-preview-927--nature-of-code-pdf.netlify.app
📱 Preview on mobile	Toggle QR Code... Use your smartphone camera to open QR code link.

---

To edit notification comments on pull requests, go to your Netlify site configuration.

[netlify[bot]]

✅ Deploy Preview for nature-of-code-2nd-edition ready!

Name	Link
🔨 Latest commit	2a000dac9ae101beb3fcd79279206a3e2114281f
🔍 Latest deploy log	https://app.netlify.com/sites/nature-of-code-2nd-edition/deploys/660b57dc98240a00080e4f75
😎 Deploy Preview	https://deploy-preview-927--nature-of-code-2nd-edition.netlify.app
📱 Preview on mobile	Toggle QR Code... Use your smartphone camera to open QR code link.

---

To edit notification comments on pull requests, go to your Netlify site configuration.

[shiffman]

@jasongao97 there's some other changes here that maybe have to do with some file re-arranging etc, can you take a quick look before I merge?

[shiffman]

ah, never mind, i changed osmething in notion, closing this and will re-run!