build(deps-dev): bump grpc-web from 1.2.1 to 1.5.0 in /website

Bumps [grpc-web](https://github.com/grpc/grpc-web) from 1.2.1 to 1.5.0.
- [Release notes](https://github.com/grpc/grpc-web/releases)
- [Changelog](https://github.com/grpc/grpc-web/blob/master/CHANGELOG.md)
- [Commits](grpc/grpc-web@1.2.1...1.5.0)

---
updated-dependencies:
- dependency-name: grpc-web
  dependency-type: direct:development
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>

website/package.json

@@ -38,7 +38,7 @@
     "@vitejs/plugin-react-swc": "^3.7.2",
     "fork-ts-checker-webpack-plugin": "^9.0.2",
     "grpc-ts-web": "^0.2.0",
-    "grpc-web": "^1.2.1",
+    "grpc-web": "^1.5.0",
     "prettier": "^3.4.1",
     "typescript": "^5.7.2",
     "vite": "^6.0.1",