Updates all-day event overflow indicator

Ensures that the all-day event overflow indicator updates
correctly when the number of events changes, instead of
creating duplicate indicators.
Removes unused event click handling logic.

src/renderers/EventRenderer.ts

@@ -331,33 +331,6 @@ export abstract class BaseEventRenderer implements EventRendererStrategy {
 
   }
 
-  /**
-   * Handle event click (when drag threshold not reached)
-   */
-  public handleEventClick(eventId: string, originalElement: HTMLElement): void {
-    console.log('handleEventClick:', eventId);
-
-    // Clean up any drag artifacts from failed drag attempt
-    if (this.draggedClone) {
-      this.draggedClone.classList.remove('dragging');
-      this.draggedClone.remove();
-      this.draggedClone = null;
-    }
-
-    // Restore original element styling if it was modified
-    if (this.originalEvent) {
-      this.originalEvent.style.opacity = '';
-      this.originalEvent.style.userSelect = '';
-      this.originalEvent = null;
-    }
-
-    // Emit a clean click event for other components to handle
-    eventBus.emit('event:clicked', {
-      eventId: eventId,
-      element: originalElement
-    });
-  }
-
   /**
    * Handle navigation completed event
    */