Implement review feedback

Author: razvan

tests/templates/kuttl/delta/01-assert.yaml.j2 renamed to tests/templates/kuttl/delta-lake/01-assert.yaml.j2

@@ -7,6 +7,6 @@ timeout: 300
 apiVersion: spark.stackable.tech/v1alpha1
 kind: SparkApplication
 metadata:
-  name: pyspark-delta
+  name: pyspark-delta-lake
 status:
   phase: Succeeded

tests/templates/kuttl/delta/01-install-vector-aggregator-discovery-configmap.yaml.j2 renamed to tests/templates/kuttl/delta-lake/01-install-vector-aggregator-discovery-configmap.yaml.j2

@@ -2,17 +2,17 @@
 apiVersion: spark.stackable.tech/v1alpha1
 kind: SparkApplication
 metadata:
-  name: pyspark-delta
+  name: pyspark-delta-lake
 spec:
 {% if lookup('env', 'VECTOR_AGGREGATOR') %}
   vectorAggregatorConfigMapName: vector-aggregator-discovery
 {% endif %}
   sparkImage:
-{% if test_scenario['values']['spark-delta'].find(",") > 0 %}
-    custom: "{{ test_scenario['values']['spark-delta'].split(',')[1] }}"
-    productVersion: "{{ test_scenario['values']['spark-delta'].split(',')[0] }}"
+{% if test_scenario['values']['spark-delta-lake'].find(",") > 0 %}
+    custom: "{{ test_scenario['values']['spark-delta-lake'].split(',')[1] }}"
+    productVersion: "{{ test_scenario['values']['spark-delta-lake'].split(',')[0] }}"
 {% else %}
-    productVersion: "{{ test_scenario['values']['spark-delta'] }}"
+    productVersion: "{{ test_scenario['values']['spark-delta-lake'] }}"
 {% endif %}
     pullPolicy: IfNotPresent
   mode: cluster

tests/templates/kuttl/delta/10-s3-secret.yaml renamed to tests/templates/kuttl/delta-lake/10-s3-secret.yaml

@@ -10,7 +10,7 @@ dimensions:
       # 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.
       # - 3.5.0,docker.stackable.tech/sandbox/spark-k8s:3.5.0-stackable0.0.0-dev
-  - name: spark-delta
+  - name: spark-delta-lake
     values:
       - 3.5.0
       # - 3.5.0,docker.stackable.tech/sandbox/spark-k8s:3.5.0-stackable0.0.0-dev
@@ -77,9 +77,9 @@ tests:
   - name: iceberg
     dimensions:
       - spark
-  - name: delta
+  - name: delta-lake
     dimensions:
-      - spark-delta
+      - spark-delta-lake
       - delta
 suites:
   - name: nightly