Update --pkg-import=node docs to reflect the actual CLI (#958)

Closes #957

source/documentation/at-rules/use.md

@@ -597,11 +597,11 @@ stylesheets. This isn't available by default, but it's easy to turn on:
 * If you're using the Dart API, add [`NodePackageImporter()`] to the `importers`
   option.
 
-* If you're using the command line, pass [`--pkg-importer=nodejs`].
+* If you're using the command line, pass [`--pkg-importer=node`].
 
 [`new NodePackageImporter()`]: /documentation/js-api/classes/NodePackageImporter/
 [`NodePackageImporter()`]: https://pub.dev/documentation/sass/latest/sass/NodePackageImporter-class.html
-[`--pkg-importer=nodejs`]: /documentation/cli/dart-sass/#pkg-importer-nodejs
+[`--pkg-importer=node`]: /documentation/cli/dart-sass/#pkg-importer-node
 
 If you load a `pkg:` URL, the Node.js `pkg:` importer will look at its
 `package.json` file to determine which Sass file to load. It will check in

source/documentation/cli/dart-sass.md

@@ -119,11 +119,11 @@ Earlier load paths will take precedence over later ones.
 $ sass --load-path=node_modules/bootstrap/dist/css style.scss style.css
 ```
 
-#### `--pkg-importer=nodejs`
+#### `--pkg-importer=node`
 
 {% compatibility 'dart: "1.71.0"' %}{% endcompatibility %}
 
-This option (abbreviated `-p nodejs`) adds the [Node.js `pkg:` importer] to the
+This option (abbreviated `-p node`) adds the [Node.js `pkg:` importer] to the
 end of the load path, so that stylesheets can load dependencies using the
 Node.js module resolution algorithm.
 
@@ -132,7 +132,7 @@ Node.js module resolution algorithm.
 Support for additional built-in `pkg:` importers may be added in the future.
 
 ```shellsession
-$ sass --pkg-importer=nodejs style.scss style.css
+$ sass --pkg-importer=node style.scss style.css
 ```
 
 #### `--style`