Description: Add VSTACK function to Calc for interoperability with MS Excel https://support.microsoft.com/en-us/office/vstack-function-a4b86897-be0f-48fc-adca-fcc10d795a9c Steps to Reproduce: - Actual Results: Calc doesn't support VSTACK function Expected Results: Calc supports VSTACK function Reproducible: Always User Profile Reset: No Additional Info: -