Update cli_pkg (#1153)

This makes the main function (cli_pkg_main_0) return a Promise instead of void.

Co-authored-by: Natalie Weizenbaum <nweiz@google.com>

CHANGELOG.md

@@ -1,8 +1,13 @@
-## 1.29.1
+## 1.30.0
 
 * Fix a bug where `@at-root (without: all)` wouldn't properly remove a
   `@keyframes` context when parsing selectors.
 
+### Node JS API
+
+* The generated `main()` function in `sass.js` now returns a `Promise` that
+  completes when the executable is finished running.
+
 ### Dart API
 
 * Fix a bug that prevented importers from returning null when loading from a

pubspec.yaml

@@ -1,5 +1,5 @@
 name: sass
-version: 1.29.1-dev
+version: 1.30.0
 description: A Sass implementation in Dart.
 author: Sass Team
 homepage: https://github.com/sass/dart-sass
@@ -34,7 +34,7 @@ dependencies:
 dev_dependencies:
   archive: ">=1.0.0 <3.0.0"
   analyzer: "^0.40.0"
-  cli_pkg: "^1.0.0-beta.13"
+  cli_pkg: "^1.1.0"
   crypto: ">=0.9.2 <3.0.0"
   dart_style: "^1.2.0"
   grinder: "^0.8.0"