Rename REST content-type utilities to code-example-utils (#56894)

Co-authored-by: GitHub Copilot <175728472+Copilot@users.noreply.github.com>

src/rest/components/RestCodeSamples.tsx

@@ -8,7 +8,7 @@ import cx from 'classnames'
 import hljs from 'highlight.js/lib/core'
 import json from 'highlight.js/lib/languages/json'
 import javascript from 'highlight.js/lib/languages/javascript'
-import { generateExampleOptions } from '@/rest/lib/content-type-utils'
+import { generateExampleOptions } from '@/rest/lib/code-example-utils'
 import hljsCurl from 'highlightjs-curl'
 
 import { useTranslation } from '@/languages/components/useTranslation'

src/rest/tests/code-example-logic.js

@@ -3,7 +3,7 @@ import {
   shouldShowRequestContentType,
   shouldShowResponseContentType,
   generateExampleOptionTexts,
-} from '@/rest/lib/content-type-utils'
+} from '@/rest/lib/code-example-utils'
 
 describe('Request Content Type Logic', () => {
   test('detects request content types differ correctly', () => {