Fix the nil pointing issue

When a workflow is set without ExtraConfigMap in ansible controller the
pod won't be able to start because the pointer won't be pointing at
nothing. Changed the condition to allow avoiding this issue.

not tested, waiting for a test enviornment to work on this

Jira: https://issues.redhat.com/browse/OSPRH-11191

pkg/ansibletest/volumes.go

@@ -106,7 +106,7 @@ func GetVolumes(
 		volumes = append(volumes, extraVol)
 	}
 
-	if len(instance.Spec.Workflow) > 0 {
+	if len(instance.Spec.Workflow) > 0 && *instance.Spec.Workflow[externalWorkflowCounter].ExtraConfigmapsMounts != nil {
 		for _, vol := range *instance.Spec.Workflow[externalWorkflowCounter].ExtraConfigmapsMounts {
 			extraWorkflowVol := corev1.Volume{
 				Name: vol.Name,
@@ -204,7 +204,7 @@ func GetVolumeMounts(mountCerts bool, instance *testv1beta1.AnsibleTest, externa
 		volumeMounts = append(volumeMounts, extraConfigmapsMounts)
 	}
 
-	if len(instance.Spec.Workflow) > 0 {
+	if len(instance.Spec.Workflow) > 0 && *instance.Spec.Workflow[externalWorkflowCounter].ExtraConfigmapsMounts != nil {
 		for _, vol := range *instance.Spec.Workflow[externalWorkflowCounter].ExtraConfigmapsMounts {
 
 			extraConfigmapsMounts := corev1.VolumeMount{
@@ -217,5 +217,6 @@ func GetVolumeMounts(mountCerts bool, instance *testv1beta1.AnsibleTest, externa
 			volumeMounts = append(volumeMounts, extraConfigmapsMounts)
 		}
 	}
+
 	return volumeMounts
 }