Apply suggestions from code review

Co-authored-by: Sebastian Bernauer <sebastian.bernauer@stackable.de>

Author: NickLarsenNZ

tests/test-definition.yaml

@@ -10,7 +10,7 @@ dimensions:
       - 3.8.0
   - name: kafka-latest
     values:
-      - 3.7.1
+      - 3.7.1 # Using LTS version here
   - name: zookeeper
     values:
       - 3.9.2