Merge #2036

2036: round display of range inputs to 2 decimals r=mergify[bot] a=ghostwheel42

## What type of PR?

small fix

## What does this PR do?

rounds display of range inputs to 2 decimals 

### Related issue(s)

- small fix to #1966

## Prerequisites
Before we can consider review and merge, please make sure the following list is done and checked.
If an entry in not applicable, you can check it or remove it from the list.

- [X] In case of feature or enhancement: documentation updated accordingly
- [X] Unless it's docs or a minor change: add [changelog](https://mailu.io/master/contributors/workflow.html#changelog) entry file.


Co-authored-by: Alexander Graf <ghostwheel42@users.noreply.github.com>

core/admin/assets/app.js

@@ -43,7 +43,7 @@ $('document').ready(function() {
             var infinity = $(this).data('infinity');
             var step = $(this).attr('step');
             $(this).on('input', function() {
-                value_element.text((infinity && this.value == 0) ? '∞' : this.value/step);
+                value_element.text((infinity && this.value == 0) ? '∞' : (this.value/step).toFixed(2));
             }).trigger('input');
         }
     });