fix(builder-rsbuild): align core-webpack version

Amp-Thread-ID: https://ampcode.com/threads/T-019d4409-0b8b-756e-862d-f4a3d6c0e91b
Co-authored-by: Amp <amp@ampcode.com>

Author: fi3ework

packages/builder-rsbuild/package.json

@@ -70,7 +70,7 @@
   },
   "devDependencies": {
     "@rsbuild/core": "^2.0.0-beta.4",
-    "@storybook/core-webpack": "10.3.1",
+    "@storybook/core-webpack": "0.0.0-pr-34370-sha-b4eae34c",
     "@types/fs-extra": "^11.0.4",
     "@types/node": "^22.0.0",
     "@types/pretty-hrtime": "^1.0.3",