Merge pull request #13663 from guardian/sa-crossword-a11y

Upgrade to @guardian/react-crossword v6

Author: SiAdcock

dotcom-rendering/package.json

@@ -50,7 +50,7 @@
 		"@guardian/libs": "22.0.0",
 		"@guardian/ophan-tracker-js": "2.2.5",
 		"@guardian/react-crossword": "2.0.2",
-		"@guardian/react-crossword-next": "npm:@guardian/react-crossword@5.0.0",
+		"@guardian/react-crossword-next": "npm:@guardian/react-crossword@6.0.0",
 		"@guardian/shimport": "1.0.2",
 		"@guardian/source": "9.0.0",
 		"@guardian/source-development-kitchen": "17.0.0",