docs: update config default version to 4

Author: JamBalaya56562

website/docs/configuration/general.mdx

@@ -140,7 +140,7 @@ For example, the following is a valid `--config` flag:
 | `iterm_features`            | `[]string`       | `false` | enable iTerm2 specific features:<ul><li>`prompt_mark`: add the `iterm2_prompt_mark` [function][iterm2-si] for supported shells</li><li>`current_dir`: expose the current directory for iTerm2</li><li>`remote_host`: expose the current remote and user for iTerm2</li></ul> |
 | `maps`                      | [`Maps`](#maps)  |         | a list of custom text mappings                                                                                                                                                                                                                                               |
 | `async`                     | `boolean`        | `false` | load the prompt async. Will either load the standard prompt, or allow you to start typing right away. Supported for `pwsh`, `powershell`, `zsh`, `bash` and `fish`                                                                                                           |
-| `version`                   | `int`            | `3`     | the config version, currently at `3`                                                                                                                                                                                                                                         |
+| `version`                   | `int`            | `4`     | the config version, currently at `4`                                                                                                                                                                                                                                         |
 | `extends`                   | `string`         |         | the configuration to [extend] from                                                                                                                                                                                                                                           |
 
 ### Maps