Use WorkflowRun#formatted_event_source_name

The method is going to be used in the component and other parts of the
code, so the definition has been moved to the model.

Co-authored-by: Eduardo Navarro <enavarro@suse.com>

src/api/app/components/workflow_run_row_component.rb

@@ -1,5 +1,5 @@
 class WorkflowRunRowComponent < ApplicationComponent
-  attr_reader :workflow_run, :status, :hook_event, :hook_action, :repository_name, :repository_url, :event_source_name, :event_source_url
+  attr_reader :workflow_run, :status, :hook_event, :hook_action, :repository_name, :repository_url, :event_source_name, :event_source_url, :formatted_event_source_name
 
   def initialize(workflow_run:)
     super
@@ -12,15 +12,7 @@ def initialize(workflow_run:)
     @repository_url = workflow_run.repository_url
     @event_source_name = workflow_run.event_source_name
     @event_source_url = workflow_run.event_source_url
-  end
-
-  def formatted_event_source_name
-    case hook_event
-    when 'pull_request', 'Merge Request Hook'
-      "##{event_source_name}"
-    else
-      event_source_name
-    end
+    @formatted_event_source_name = workflow_run.formatted_event_source_name
   end
 
   def status_title