vim gigv (#13028)

Release Notes:

- vim: Fix `gi` when the insert ended at the end of a line (#12162)
- vim: Add `gv` to restore previous visual selection (#12888)
- vim: Fix `gl` when the first match is at the end of a line

crates/assistant/src/prompt_library.rs

@@ -450,6 +450,7 @@ impl PromptLibrary {
                             editor.set_show_gutter(false, cx);
                             editor.set_show_wrap_guides(false, cx);
                             editor.set_show_indent_guides(false, cx);
+                            editor.set_use_modal_editing(false);
                             editor.set_current_line_highlight(Some(CurrentLineHighlight::None));
                             editor.set_completion_provider(Box::new(
                                 SlashCommandCompletionProvider::new(commands, None, None),