Fix readme

README.md

@@ -1,6 +1,8 @@
 # labels
 
-The repo contains specifications related to labels in the `substrate`, `polkadot` and `cumulus` repos.
-It uses [ruled_labels](https://github.com/paritytech/ruled_labels) to defined the rules about requirements and interactions between labels. The rules and tests are for all repos the same, only the labels differ for each repo.
+The repo contains specifications related to labels for the `polkadot-sdk` repo.
 
-If you need more information, check out the documentation at [https://paritytech.github.io/labels](https://paritytech.github.io/labels).
+It uses [ruled_labels](https://github.com/paritytech/ruled_labels) to define the rules, requirements and interactions between labels.
+The rules and tests are for all repos the same, only the labels differ for each repo.
+
+For more information, check out the generated documentation at [https://paritytech.github.io/labels](https://paritytech.github.io/labels).