docs(lldap): Fix upstream link (#11701)

**Description**

Pulling in the fix from @depasseg on the `/website` repo
⚒️ Fixes  # <!--(issue)-->

**⚙️ 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

**🧪 How Has This Been Tested?**
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**📃 Notes:**
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**✔️ Checklist:**

- [ ] ⚖️ My code follows the style guidelines of this project
- [ ] 👀 I have performed a self-review of my own code
- [ ] #️⃣ I have commented my code, particularly in hard-to-understand
areas
- [ ] 📄 I have made corresponding changes to the documentation
- [ ] ⚠️ My changes generate no new warnings
- [ ] 🧪 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

**➕ App addition**

If this PR is an app addition please make sure you have done the
following.

- [ ] 🪞 I have opened a PR on
[truecharts/containers](https://github.com/truecharts/containers) adding
the container to TrueCharts mirror repo.
- [ ] 🖼️ I have added an icon in the Chart's root directory called
`icon.png`

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charts/stable/lldap/docs/installation-notes.md

@@ -32,7 +32,7 @@ When setting your bind user you should avoid using the admin user as this is a s
 
 ## Support
 
-- If you need more details or have a more custom setup the documentation on the [upstream](https://github.com/ldap/ldap) is very useful so check the descriptions of the options there including example configs for various apps.
+- If you need more details or have a more custom setup the documentation on the [upstream](https://github.com/lldap/lldap) is very useful so check the descriptions of the options there including example configs for various apps.
 - You can also reach us using [Discord](https://discord.gg/tVsPTHWTtr) for real-time feedback and support
 
 ---