update case in readme
@@ -10,13 +10,12 @@ please ask on [Discord](https://discord.gg/XcQxk2VHjx) instead of opening an Iss
### How-to
- [Running headscale on Linux](running-headscale-linux.md)
-- [DNS](DNS.md)
-- [TLS](TLS.md)
### References
-- [Configuration](Configuration.md)
-- [Glossary](Glossary.md)
+- [Configuration](configuration.md)
+- [TLS](tls.md)
+- [Glossary](glossary.md)
## Community documentation
