Update README.md (#43)

Depends on cloudquery/cloudquery#13157

Author: hermanschaaf

README.md

@@ -7,3 +7,8 @@ This is the high-level package to use for developing CloudQuery plugins in Pytho
 ```commandline
 pip install cloudquery-plugin-sdk
 ```
+
+## Links
+
+- [Developer Guide](https://www.cloudquery.io/docs/developers/creating-new-plugin/python-source)
+- [PyPI](https://pypi.org/project/cloudquery-plugin-sdk/)