Add localizedText to InnerHtml of small tag.

Resolve #6724

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

@@ -317,6 +317,7 @@ namespace Volo.Abp.AspNetCore.Mvc.UI.Bootstrap.TagHelpers.Form
             var small = new TagBuilder("small");
             small.Attributes.Add("id", idAttr?.Value?.ToString() + "InfoText");
             small.AddCssClass("form-text text-muted");
+            small.InnerHtml.Append(localizedText);
 
             return small.ToHtmlString();
         }

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

@@ -233,6 +233,7 @@ namespace Volo.Abp.AspNetCore.Mvc.UI.Bootstrap.TagHelpers.Form
             var small = new TagBuilder("small");
             small.Attributes.Add("id", idAttr?.Value?.ToString() + "InfoText");
             small.AddCssClass("form-text text-muted");
+            small.InnerHtml.Append(localizedText);
 
             return small.ToHtmlString();
         }