fix(catalog): Pass attrs to WithSidebar layout

[codecov-commenter]

Codecov Report

Attention: Patch coverage is 0% with 1 line in your changes missing coverage. Please review.

Project coverage is 94.95%. Comparing base (50e3e71) to head (7d0c337).

Files	Patch %	Lines
ludic/catalog/layouts.py	0.00%	1 Missing :warning:

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Additional details and impacted files

```diff @@ Coverage Diff @@ ## main #73 +/- ## ======================================= Coverage 94.95% 94.95% ======================================= Files 42 42 Lines 2597 2597 ======================================= Hits 2466 2466 Misses 131 131 ```

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