fix `:insert-output` doc: inserting output **before** each selection (#4286)

book/src/generated/typable-cmd.md

@@ -65,7 +65,7 @@
 | `:config-reload` | Refresh user config. |
 | `:config-open` | Open the user config.toml file. |
 | `:log-open` | Open the helix log file. |
-| `:insert-output` | Run shell command, inserting output after each selection. |
+| `:insert-output` | Run shell command, inserting output before each selection. |
 | `:append-output` | Run shell command, appending output after each selection. |
 | `:pipe` | Pipe each selection to the shell command. |
 | `:run-shell-command`, `:sh` | Run a shell command |

helix-term/src/commands/typed.rs

@@ -2071,7 +2071,7 @@ pub const TYPABLE_COMMAND_LIST: &[TypableCommand] = &[
         TypableCommand {
             name: "insert-output",
             aliases: &[],
-            doc: "Run shell command, inserting output after each selection.",
+            doc: "Run shell command, inserting output before each selection.",
             fun: insert_output,
             completer: None,
         },