Slot function that updates the tooltip when the user activates or deactivates the expansion service.

def update_tool_tip(self, service_running: bool):
        """Slot function that updates the tooltip when the user activates or deactivates the expansion service."""
        if service_running:
            self.setToolTip(TOOLTIP_RUNNING)
        else:
            self.setToolTip(TOOLTIP_PAUSED)