docs: Complete list of targets from i18n.gettext()
@@ -19,6 +19,8 @@ This function also defines targets for maintainers to use:
**Note**: These output to the source directory
* `<project_id>-pot`: runs `xgettext` to regenerate the pot file
+* `<project_id>-update-po`: regenerates the `.po` files from current `.pot` file
+* `<project_id>-gmo`: builds the translations without installing
### i18n.merge_file()
