Remove unneeded "form" form data-form attribute value

Author: orlangur

app/code/Magento/Checkout/view/frontend/web/template/billing-address/form.html

@@ -9,7 +9,7 @@
     <!-- ko template: getTemplate() --><!-- /ko -->
     <!--/ko-->
     <form data-bind="attr: {'data-hasrequired': $t('* Required Fields')}">
-        <fieldset class="fieldset address" data-form="billing-new-address-form">
+        <fieldset class="fieldset address" data-form="billing-new-address">
             <!-- ko foreach: getRegion('additional-fieldsets') -->
             <!-- ko template: getTemplate() --><!-- /ko -->
             <!--/ko-->