fully test 4.0.1 as well

Author: maltesander

tests/test-definition.yaml

@@ -18,6 +18,7 @@ dimensions:
     values:
       - 3.1.3
       - 4.0.0
+      - 4.0.1
       # Alternatively, if you want to use a custom image, append a comma and the full image name to the product version
       # as in the example below.
       # - 4.0.1,oci.stackable.tech/sandbox/hive:4.0.1-stackable0.0.0-dev