docs: Add links to README
Add links for the dev guide and limitations doc to the `README`.
@@ -6,3 +6,6 @@ common to multiple components.
For details of the other Kata Containers repositories, see the
[repository summary](https://github.com/kata-containers/kata-containers).
+
+* [Developer Guide](Developer-Guide.md)
+* [Limitations](Limitations.md)
