fix linter

Author: maltesander

docs/modules/spark-k8s/pages/usage-guide/listenerclass.adoc

@@ -38,4 +38,4 @@ spec:
 ----
 <1> Specify one of `external-stable`, `external-unstable`, `cluster-internal` (the default setting is `cluster-internal`).
 
-For the example above, the listener operator creates a service named `spark-connect-server` where `spark-connect` is the name of the SparkConnectServer and `server` is the service role.
+For the example above, the listener operator creates a service named `spark-connect-server` where `spark-connect` is the name of the SparkConnectServer and `server` is the service role.

tests/templates/kuttl/spark-connect/10-assert.yaml

@@ -22,7 +22,7 @@ kind: Service
 metadata:
   name: spark-connect-server-headless
 spec:
-  type: ClusterIP  
+  type: ClusterIP
 ---
 apiVersion: kuttl.dev/v1beta1
 kind: TestAssert

tests/templates/kuttl/spark-connect/10-deploy-spark-connect.yaml.j2

@@ -64,7 +64,7 @@ spec:
         - -Dmy.custom.jvm.arg=customValue
     roleConfig:
       listenerClass: external-unstable
-    config:  
+    config:
       logging:
         enableVectorAgent: {{ lookup('env', 'VECTOR_AGGREGATOR') | length > 0 }}
         containers:

tests/templates/kuttl/spark-history-server/06-deploy-history-server.yaml.j2

@@ -46,7 +46,7 @@ spec:
   nodes:
     roleConfig:
       listenerClass: external-unstable
-    config:  
+    config:
       logging:
         enableVectorAgent: {{ lookup('env', 'VECTOR_AGGREGATOR') | length > 0 }}
         containers: