test: Bump ZooKeeper version to 3.9.5 in integration tests

Author: Techassi

tests/test-definition.yaml

@@ -2,12 +2,12 @@
 dimensions:
   - name: zookeeper
     values:
-      - 3.9.4
+      - 3.9.5
       # To use a custom image, add a comma and the full name after the product version
       # - x.x.x,oci.stackable.tech/sdp/zookeeper:x.x.x-stackable0.0.0-dev
   - name: zookeeper-latest
     values:
-      - 3.9.4
+      - 3.9.5
       # To use a custom image, add a comma and the full name after the product version
       # - x.x.x,oci.stackable.tech/sdp/zookeeper:x.x.x-stackable0.0.0-dev
   - name: use-server-tls