Enable stream data protocol and deprecate experimental_streamData: true flag. (#1192)

Author: lgrammel

.changeset/two-bats-itch.md

@@ -0,0 +1,5 @@
+---
+'ai': patch
+---
+
+Deprecated the `experimental_streamData: true` setting from AIStreamCallbacksAndOptions. You can delete occurrences in your code. The stream data protocol is now used by default.

docs/pages/docs/api-reference/providers/inkeep-stream.mdx

@@ -142,7 +142,6 @@ export async function POST(req: Request) {
       }
       data.close();
     },
-    experimental_streamData: true,
   });
 
   return new StreamingTextResponse(stream, {}, data);