Initial draft of cPanel guides for install/configure and DNS setup

[JeffreyNovotny]

Despite the branch name, this PR contains two guides (install-configure-cpanel-akamai and configure-name-server-dns-cpanel) along with related images.

Previews:

• How to Install and Configure cPanel and WHM on Akamai
• How to Configure a DNS Name Server Using cPanel

[netlify[bot]]

✅ Deploy Preview for nostalgic-ptolemy-b01ab8 ready!

Name	Link
🔨 Latest commit	ea9ce88396f8e6a2a82bb07bc2f253eb1f748077
🔍 Latest deploy log	https://app.netlify.com/sites/nostalgic-ptolemy-b01ab8/deploys/65131b3012de2f000852ba43
😎 Deploy Preview	https://deploy-preview-6575--nostalgic-ptolemy-b01ab8.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.