patch 8.1.2303: cursor in wrong position after horizontal scroll Commit: https://github.com/vim/vim/commit/08f23636aef595f4cc061dfee8248dca97df16b3 Author: Bram Moolenaar <Bram@vim.org> Date: Sat Nov 16 14:19:33 2019 +0100 patch 8.1.2303: cursor in wrong position after horizontal scroll Problem: Cursor in wrong position after horizontal scroll. Solution: Set w_valid_leftcol. (closes https://github.com/vim/vim/issues/5214, closes https://github.com/vim/vim/issues/5224)

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