Reapply "use event.message when no event.error in HMR during event" (#25360)

This reverts commit b4c8379447.

### What does this PR do?

### How did you verify your code works?

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Co-authored-by: Claude Bot <claude-bot@bun.sh>
Co-authored-by: Claude <noreply@anthropic.com>

test/integration/next-pages/package.json

@@ -16,8 +16,8 @@
     "autoprefixer": "10.4.21",
     "bun-types": "^1.2.19",
     "eslint": "^9.33.0",
-    "eslint-config-next": "^15.4.6",
-    "next": "^15.4.6",
+    "eslint-config-next": "15.4.8",
+    "next": "15.4.8",
     "postcss": "8.5.6",
     "puppeteer": "24.16.0",
     "react": "^19.1.1",