docs: Change link to Developer Install Guide
Changing the link to the Developer Documentation - it was pointing to Keto and not to Oathkeeper.
@@ -70,7 +70,7 @@ documentation and upgrade instructions.
## Installation
Head over to the
-[ORY Developer Documentation](https://www.ory.sh/docs/keto/install) to
+[ORY Developer Documentation](https://www.ory.sh/docs/oathkeeper/install) to
learn how to install ORY Oathkeeper on Linux, macOS, Windows, and Docker and how
to build ORY Oathkeeper from source.
