minor refactoring in tag-helpers

src/Volo.Abp.AspNetCore.Mvc.UI.Bootstrap/TagHelpers/Form/AbpDynamicformTagHelperService.cs

@@ -47,11 +47,8 @@ namespace Volo.Abp.AspNetCore.Mvc.UI.Bootstrap.TagHelpers.Form
 
             SetFormAttributes(output);
 
-            if (TagHelper.SubmitButton ?? false)
-            {
             SetSubmitButton(context, output);
         }
-        }
 
         protected virtual async Task ConvertToMvcForm(TagHelperContext context, TagHelperOutput output)
         {
@@ -103,6 +100,11 @@ namespace Volo.Abp.AspNetCore.Mvc.UI.Bootstrap.TagHelpers.Form
 
         protected virtual void SetSubmitButton(TagHelperContext context, TagHelperOutput output)
         {
+            if (TagHelper.SubmitButton ?? false)
+            {
+                return;
+            }
+
             var buttonHtml = ProcessSubmitButtonAndGetContent(context, output);
 
             output.PostContent.SetHtmlContent(output.PostContent.GetContent() + buttonHtml);