[Button] Updated spring damping and stiffness for MaterialButton.

PiperOrigin-RevId: 661324416

Author: pekingme

lib/java/com/google/android/material/button/MaterialButton.java

@@ -204,8 +204,9 @@ interface OnPressedChangeListener {
 
   private static final int DEF_STYLE_RES = R.style.Widget_MaterialComponents_Button;
 
-  private static final float DEFAULT_BUTTON_CORNER_SPRING_DAMPING = 0.8f;
-  private static final float DEFAULT_BUTTON_SPRING_STIFFNESS = 380;
+  // Use Fast Bouncy spring as default.
+  private static final float DEFAULT_BUTTON_CORNER_SPRING_DAMPING = 0.6f;
+  private static final float DEFAULT_BUTTON_SPRING_STIFFNESS = 800;
 
   @NonNull private final MaterialButtonHelper materialButtonHelper;