[storybook] change primary button description in style guide (#9944)

GitOrigin-RevId: 79244a851e6677f9a4084fc39aadf4b605256687

services/web/frontend/stories/style-guide.stories.js

@@ -158,7 +158,7 @@ export const Buttons = () => {
         <Row>
           <Col md={8} mdOffset={2}>
             <h2>Buttons</h2>
-            <p>Our primary button is red:</p>
+            <p>Our primary button is green:</p>
             <p>
               <Button bsStyle="primary">Primary Button</Button>
             </p>