web: bump rollup from 4.9.0 to 4.9.1 in /web (#7899)

Bumps [rollup](https://github.com/rollup/rollup) from 4.9.0 to 4.9.1.
- [Release notes](https://github.com/rollup/rollup/releases)
- [Changelog](https://github.com/rollup/rollup/blob/master/CHANGELOG.md)
- [Commits](rollup/rollup@v4.9.0...v4.9.1)

---
updated-dependencies:
- dependency-name: rollup
  dependency-type: direct:development
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

web/package.json

@@ -112,7 +112,7 @@
         "pyright": "=1.1.338",
         "react": "^18.2.0",
         "react-dom": "^18.2.0",
-        "rollup": "^4.9.0",
+        "rollup": "^4.9.1",
         "rollup-plugin-copy": "^3.5.0",
         "rollup-plugin-cssimport": "^1.0.3",
         "rollup-plugin-postcss-lit": "^2.1.0",