ylproj/jupyterlab @ bfce422a2ffbd17b66a8d84a584802d39d5d0a70

Frédéric Collonval 0d166ef26b Backport PR #12028 on branch 3.4.x (Creates cell-toolbar, cell-toolbar-extension packages and populates toolbar) (#12445)		2 lat temu
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notebook.spec.ts-snapshots	0d166ef26b Backport PR #12028 on branch 3.4.x (Creates cell-toolbar, cell-toolbar-extension packages and populates toolbar) (#12445)	2 lat temu
notebook.spec.ts	ca9c16971a Backport PR jupyterlab#11575: Fix markdown benchmark snapshot (#11577)	3 lat temu