message: docs: replace fix typo in
  `extract-18n` should be `extract-i18n`
  PR Close
diff: @@ -40,7 +40,7 @@ Use the following [`extract-i18n`][AioCliExtractI18n] command options to change
  To create a file in the `src/locale` directory, specify the output path as an option.
  -#### `extract-18n --output-path` example
  +#### `extract-i18n --output-path` example
  The following example specifies the output path as an option.
  @@ -66,7 +66,7 @@ The XMB format generates `.xmb` source language files, but uses`.xtb` translatio
  </div>
  -#### `extract-18n --format` example
  +#### `extract-i18n --format` example
  The following example demonstrates several translation formats.
  @@ -76,7 +76,7 @@ The following example demonstrates several translation formats.
  To change the name of the source language file generated by the extraction tool, use the `--outFile` command option.
  -#### `extract-18n --out-file` example
  +#### `extract-i18n --out-file` example
  The following example demonstrates naming the output file.
  @@ -112,7 +112,7 @@ To create a translation file for a locale or language, complete the following ac
  For example, to create a French translation file, complete the following actions.
  -1. Run the `extract-18n` command.
  +1. Run the `extract-i18n` command.
  1. Make a copy of the `messages.xlf` source language file.
  1. Rename the copy to `messages.fr.xlf` for the French language \(`fr`\) translation.
  1. Move the `fr` translation file to the `src/locale` directory.
  