Issue #3293000 by shota niioka, yas: Comply with Drupal coding standards (21)

modules/cloud_service_providers/k8s/tests/src/Behat/features/templates/K8s-ATDD-02-09-OperatePersistentVolumes.feature

@@ -47,7 +47,7 @@ Feature: Create, read, update and delete a persistent volume for K8s as "Authent
     Given I am logged in as user "{{ user_name }}"
     When I visit "/clouds/k8s/{{ cloud_context }}/persistent_volume"
     And I click "Refresh"
-    And I wait {{ wait }} milliseconds  
+    And I wait {{ wait }} milliseconds
     And I should see the link "{{ persistent_volume_name }}"
     And I click "{{ persistent_volume_name }}"
     Then the url should match "/clouds/k8s/{{ cloud_context }}/persistent_volume/"
@@ -74,7 +74,7 @@ Feature: Create, read, update and delete a persistent volume for K8s as "Authent
     And I should see the success message "has been updated"
     And I should see neither error nor warning messages
     And I should see "{{ persistent_volume_name }}"
-    And I should see "{{ volume_capacity_edit }}"    
+    And I should see "{{ volume_capacity_edit }}"
 
   @api @javascript
   Scenario: Delete the persistent volume

modules/cloud_service_providers/k8s/tests/src/Behat/features/templates/K8s-ATDD-02-15-OperateStatefulSets.feature

@@ -124,7 +124,7 @@ Feature: Create, read, update, and delete a StatefulSet for K8s as "Authenticate
     Then the url should match "/clouds/k8s/{{ cloud_context }}/stateful_set/"
     And I should see "{{ statefulset_name }}"
     And I should see "{{ app_name }}"
-    
+
   @api @javascript
   Scenario: Delete the StatefulSet
     Given I am logged in as user "{{ user_name }}"

modules/cloud_service_providers/k8s/tests/src/Behat/features/templates/K8s-ATDD-02-16-OperateIngresses.feature

@@ -34,7 +34,7 @@ Feature: Create, read, update and delete an ingress for K8s as "Authenticated Us
     And I should see the success message "has been created"
     And I should see neither error nor warning messages
     And I should see "{{ ingress_name }}" in the "{{ namespace }}" row
-  
+
   @api @javascript
   Scenario: Read the ingress
     Given I am logged in as user "{{ user_name }}"