Don't disable reload button in action plugins preferences

(cherry picked from commit a86aa6fc3e)

pcbnew/dialogs/panel_pcbnew_action_plugins.cpp

@@ -221,13 +221,11 @@ bool PANEL_PCBNEW_ACTION_PLUGINS::TransferDataToWindow()
     {
         m_showErrorsButton->Disable();
         m_showErrorsButton->Hide();
-        m_reloadButton->Disable();
     }
     else
     {
         m_showErrorsButton->Enable();
         m_showErrorsButton->Show();
-        m_reloadButton->Enable();
     }
 
     return true;