chore(Details): Move Details component css module feature flag to ga (#5379)

* Move Details component to ga

* Create nine-fishes-fry.md

Author: jonrohan

.changeset/nine-fishes-fry.md

@@ -0,0 +1,5 @@
+---
+"@primer/react": patch
+---
+
+Move Details component css module feature flag to ga

packages/react/src/Details/Details.tsx

@@ -8,7 +8,7 @@ import {clsx} from 'clsx'
 import classes from './Details.module.css'
 import {useMergedRefs} from '../internal/hooks/useMergedRefs'
 
-const CSS_MODULES_FEATURE_FLAG = 'primer_react_css_modules_staff'
+const CSS_MODULES_FEATURE_FLAG = 'primer_react_css_modules_ga'
 
 const StyledDetails = toggleStyledComponent(
   CSS_MODULES_FEATURE_FLAG,