Keep classnames to enable testing

Author: rvsia

packages/carbon-component-mapper/src/helper-text-block/helper-text-block.js

@@ -14,11 +14,11 @@ const HelperTextBlock = ({ helperText, errorText, warnText }) => {
   const { helperTextStyle } = useStyles();
 
   if (errorText) {
-    return <div className={helperTextStyle}>{errorText}</div>;
+    return <div className={`bx--form-requirement ddorg__carbon-error-helper-text ${helperTextStyle}`}>{errorText}</div>;
   }
 
   if (warnText) {
-    return <div className={helperTextStyle}>{warnText}</div>;
+    return <div className={`bx--form-requirement ddorg__carbon-error-helper-text ${helperTextStyle}`}>{warnText}</div>;
   }
 
   if (helperText) {

packages/carbon-component-mapper/src/is-required/is-required.js

@@ -14,7 +14,7 @@ const IsRequired = ({ children }) => {
 
   return (
     <React.Fragment>
-      <span className={isRequired} aria-hidden="true">
+      <span className={`ddorg__carbon-component-mapper_is-required ${isRequired}`} aria-hidden="true">
         *
       </span>
       {children}