Fix labeler path

Signed-off-by: Mathias L. Baumann <[email protected]>

Author: Marenz

.github/labeler.yml

@@ -6,7 +6,6 @@
 # For more details on the configuration please see:
 # https://github.com/marketplace/actions/labeler
 
-# TODO(cookiecutter): Add different parts of the source
 # For example:
 #
 # "part:module":
@@ -65,4 +64,4 @@
 "part:actor":
   - changed-files:
     - any-glob-to-any-file:
-      - "src/frequenz/dispatch/actor/**"
+      - "src/frequenz/dispatch/actor.py"