chore(VisuallyHidden): Move VisuallyHidden component from team to staff flag (#5283)

* Move VisuallyHidden to staff flag

* Create five-hornets-agree.md

Author: jonrohan

.changeset/five-hornets-agree.md

@@ -0,0 +1,5 @@
+---
+"@primer/react": patch
+---
+
+Move VisuallyHidden component from team to staff flag

packages/react/src/VisuallyHidden/VisuallyHidden.tsx

@@ -7,7 +7,7 @@ import {useFeatureFlag} from '../FeatureFlags'
 import React, {type HTMLAttributes} from 'react'
 import classes from './VisuallyHidden.module.css'
 
-const CSS_MODULES_FEATURE_FLAG = 'primer_react_css_modules_team'
+const CSS_MODULES_FEATURE_FLAG = 'primer_react_css_modules_staff'
 
 /**
  * Provides a component that implements the "visually hidden" technique. This is