[18.0][FIX] web_widget_x2many_2d_matrix: fix sticky header/column overlap#3404

OCA-git-bot merged 1 commit into

OCA:18.0OCA/web:18.0from

ForgeFlow:18.0-imp-web_widget_x2many_2d_matrixForgeFlow/web:18.0-imp-web_widget_x2many_2d_matrixCopy head branch name to clipboard