refactor(QSlider/QRange): remove obsolete CSS class on track

Author: rstoenescu

ui/src/components/range/QRange.js

@@ -487,7 +487,7 @@ export default Vue.extend({
 
     const child = [
       h('div', {
-        staticClass: 'q-slider__track-container absolute overflow-hidden'
+        staticClass: 'q-slider__track-container absolute'
       }, track),
 
       this.__getThumb(h, 'min'),

ui/src/components/slider/QSlider.js

@@ -238,7 +238,7 @@ export default Vue.extend({
       }]) : null
     }, [
       h('div', {
-        staticClass: 'q-slider__track-container absolute overflow-hidden'
+        staticClass: 'q-slider__track-container absolute'
       }, track),
 
       h('div', {