[code-infra] Fix charts benchmark workflow (#14573)

Signed-off-by: Jose C Quintas Jr <[email protected]>
Co-authored-by: Lukas Tyla <[email protected]>

.github/workflows/codspeed.yml

@@ -45,7 +45,7 @@ jobs:
           cache: 'pnpm' # https://github.com/actions/setup-node/blob/main/docs/advanced-usage.md#caching-packages-dependencies
       - run: pnpm install --frozen-lockfile
       # Ensure we are running on the prod version of our libs
-      # Only charts and license are needed for the benchmarks
+      - run: pnpm --filter @mui/x-internals build
       - run: pnpm --filter @mui/x-license build
       - run: pnpm --filter @mui/x-charts build
       - run: pnpm --filter @mui/x-charts-pro build