**Description**
Updates the recommended reverse proxy tool to NGINX. In addition, fixes
the example YAML in the NGINX examples.
I will add a task, but I could not get the examples to work with the
ingressClassByName: true option.
**⚙️ Type of change**
- [ ] ⚙️ Feature/App addition
- [ ] 🪛 Bugfix
- [ ] ⚠️ Breaking change (fix or feature that would cause existing
functionality to not work as expected)
- [ ] 🔃 Refactor of current code
- [x] 📜 Documentation Changes
**🧪 How Has This Been Tested?**
Used markdown preview in VS Code.
**📃 Notes:**
Wasn't sure if the customise misspelling was a locale thing. I can
easily reverse it.
**✔️ Checklist:**
- [x] ⚖️ My code follows the style guidelines of this project
- [x] 👀 I have performed a self-review of my own code
- [ ] #️⃣ I have commented my code, particularly in hard-to-understand
areas
- [x] 📄 I have made changes to the documentation
- [ ] 🧪 I have added tests to this description that prove my fix is
effective or that my feature works
- [ ] ⬆️ I increased versions for any altered app according to semantic
versioning
- [x] I made sure the title starts with `feat(chart-name):`,
`fix(chart-name):`, `chore(chart-name):`, `docs(chart-name):` or
`fix(docs):`
**➕ App addition**
If this PR is an app addition please make sure you have done the
following.
- [ ] 🖼️ I have added an icon in the Chart's root directory called
`icon.png`
