fix: correct slider input event type to extend InputEvent (#11558)

Co-authored-by: Claude Opus 4.7 (1M context) <noreply@anthropic.com>

Author: web-padawan

packages/slider/src/vaadin-range-slider.d.ts

@@ -19,7 +19,7 @@ export type RangeSliderChangeEvent = Event & {
 /**
  * Fired when the slider value changes during user interaction.
  */
-export type RangeSliderInputEvent = Event & {
+export type RangeSliderInputEvent = InputEvent & {
   target: RangeSlider;
 };
 

packages/slider/src/vaadin-slider.d.ts

@@ -19,7 +19,7 @@ export type SliderChangeEvent = Event & {
 /**
  * Fired when the slider value changes during user interaction.
  */
-export type SliderInputEvent = Event & {
+export type SliderInputEvent = InputEvent & {
   target: Slider;
 };