[Slider] Fixed exception when restoring instance state

Resolves #1284

PiperOrigin-RevId: 321392036
(cherry picked from commit cc03196)

Author: ymarian

lib/java/com/google/android/material/slider/BaseSlider.java

@@ -2085,7 +2085,7 @@ protected void onRestoreInstanceState(Parcelable state) {
 
     valueFrom = sliderState.valueFrom;
     valueTo = sliderState.valueTo;
-    values = sliderState.values;
+    setValuesInternal(sliderState.values);
     stepSize = sliderState.stepSize;
     if (sliderState.hasFocus) {
       requestFocus();