v3.13.0

🚀 Features

• VBtnGroup: add size prop to align with standalone buttons (eada595), closes #16054
• VDataTable: add aria-sort to sortable headers (25c0f0f), closes #20974 #22575
• VDataTable: add aria-labels for selection controls (db186fc), closes #9956 #21543 #22791
• VDataTable: add mobile header slot (#21429) (541cb4e), closes #19730
• VSelect/VAutocomplete/VCombobox: new events for multi-selection (#23038) (cdd14a9), closes #4054 #5682
• VSkeletonLoader: add chip-group type (07ceb33), closes #20695
• VSkeletonLoader: add prop & reintroduce (#23037) (e098eec), closes #20942 #17506

🔧 Bug Fixes

• v-tooltip: correctly handle true and undefined (db4f890), closes #20463
• VDataTable: hide empty header cell in mobile view (516d347)
• VDataTable: respect disableSort prop for sortable header (#22684) (a5a2d08), closes #22523
• VStepperVerticalItem: unnecessary error color to step content (e5141c0)
• VStepperWindow/VTouch: guard against double teardown (#23030) (37ef495)