Fixme ai@v3 tests in nextjs-15

Same channel Vercel AI v3-unsupported gap as nextjs-16; the turbo/latest
variants share this app dir so they're covered too.

Author: andreiborza

dev-packages/e2e-tests/test-applications/nextjs-15/tests/ai-error.test.ts

@@ -1,7 +1,11 @@
 import { expect, test } from '@playwright/test';
 import { getSpanOp, waitForError, waitForStreamedSpans, waitForTransaction } from '@sentry-internal/test-utils';
 
-test('should create AI spans with correct attributes and error linking', async ({ page }) => {
+// FIXME: This app uses `ai@^3`, which the channel-based Vercel AI integration doesn't instrument
+// (it supports v4-v6 via the orchestrion transform and v7 via the native `ai:telemetry` channel).
+// With channel-based instrumentation now the default, no gen_ai spans are produced. Re-enable once
+// the app is upgraded to `ai@v7` (or v3 support is restored).
+test.fixme('should create AI spans with correct attributes and error linking', async ({ page }) => {
   const aiTransactionPromise = waitForTransaction('nextjs-15', async transactionEvent => {
     return transactionEvent.transaction === 'GET /ai-error-test';
   });

dev-packages/e2e-tests/test-applications/nextjs-15/tests/ai-test.test.ts

@@ -1,7 +1,11 @@
 import { expect, test } from '@playwright/test';
 import { getSpanOp, waitForStreamedSpans, waitForTransaction } from '@sentry-internal/test-utils';
 
-test('should create AI spans with correct attributes', async ({ page }) => {
+// FIXME: This app uses `ai@^3`, which the channel-based Vercel AI integration doesn't instrument
+// (it supports v4-v6 via the orchestrion transform and v7 via the native `ai:telemetry` channel).
+// With channel-based instrumentation now the default, no gen_ai spans are produced. Re-enable once
+// the app is upgraded to `ai@v7` (or v3 support is restored).
+test.fixme('should create AI spans with correct attributes', async ({ page }) => {
   const aiTransactionPromise = waitForTransaction('nextjs-15', async transactionEvent => {
     return transactionEvent.transaction === 'GET /ai-test';
   });