Editora 0.11.0. Archived, so links from that release keep working. Read the 0.23.0 page →
Git: Stage Selected Files
git.stageSelected Stage every file selected in the Commit tool window.
How to run it
Open the command palette (M-x in the Emacs keymap) and search for Git: Stage Selected Files, then press Enter. It has no default keybinding, but you can bind one in Settings → Keymaps.