[XTR] User Stats 1.0.1

• Updated digital clock to respect the time format (12-hour / 24-hour) defined in XenForo's language settings in the admin panel.
• Added a placeholder "--:--:-- --" to the digital clock component before JavaScript is loaded.
• Prevented layout shift during page load by using the placeholder.
• Fixed the dimensions and appearance of the digital clock component.
• Applied a monospace font for a more consistent and readable time display.