fix: prevent duplicate class-names on text-action

Author: nicholasrice

packages/fast-components-react-msft/src/text-action/text-action.props.ts

@@ -66,6 +66,11 @@ export interface TextActionHandledProps
      * Overall disabled attribute that controls both the input and button disabled states
      */
     disabled?: boolean;
+
+    /**
+     * The class name applied to the root element
+     */
+    className?: string;
 }
 
 export type TextActionProps = TextActionHandledProps & TextActionUnhandledProps;

packages/fast-components-react-msft/src/text-action/text-action.tsx

@@ -38,6 +38,7 @@ class TextAction extends Foundation<
         beforeGlyph: void 0,
         button: void 0,
         buttonPosition: void 0,
+        className: void 0,
         managedClasses: void 0,
     };