AC-461: Add ReCaptcha support to coupon code

Author: rizwankhgl

app/code/Magento/SalesRule/view/frontend/web/template/payment/discount.html

@@ -44,10 +44,10 @@
                         </button>
                     <!-- /ko -->
                 </div>
+                <!-- ko foreach: getRegion('captcha') -->
+                <!-- ko template: getTemplate() --><!-- /ko -->
+                <!-- /ko -->
             </div>
-            <!-- ko foreach: getRegion('captcha') -->
-            <!-- ko template: getTemplate() --><!-- /ko -->
-            <!-- /ko -->
         </form>
     </div>
 </div>