Fix hover action position when wide

Fix the positioning of the hover actions when the window is wide by using the content x pos

src/qml/TimelineDelegate.qml

@@ -26,6 +26,13 @@ Item {
      */
     property Item contentItem
 
+    /**
+     * @brief The x position of the content item.
+     *
+     * @note Used for positioning the hover actions.
+     */
+    property real contentX: contentItemParent.x
+
     /**
      * @brief Whether the delegate should always stretch to the maximum available width.
      */