[bug] removed unexpected character in coupon form

CHANGELOG.md

@@ -6,6 +6,7 @@
 - Fix a bug: slots duration is not shown when looking at a new availability
 - Fix a bug: user's manual URL is not up-to-date
 - Fix a bug: unable to create a subscription plan for only one group
+- Fix a bug: removed unexpected character in coupon form
 - Updated coveralls gem to a supported version
 
 ## v4.5.6 2020 September 1st

app/assets/templates/admin/coupons/_form.html.erb

@@ -53,7 +53,7 @@
 
 
 <div class="form-group" ng-class="{'has-error': couponForm['coupon[amount_off]'].$dirty && couponForm['coupon[amount_off]'].$invalid}" ng-show="coupon.type == 'amount_off'">
-  ²<div class="input-group">
+  <div class="input-group">
     <span class="input-group-addon">{{currencySymbol}}</span>
     <input type="number" id="coupon[amount_off]"
            name="coupon[amount_off]"