Pass --no-preview-dart-2 to the Chocolatey script (#434)

I missed this in c462b82.

Closes #433

Author: nex3

CHANGELOG.md

@@ -1,3 +1,9 @@
+## 1.10.3
+
+### Command-Line Interface
+
+* Run the Chocolatey script with the correct arguments so it doesn't crash.
+
 ## 1.10.2
 
 * No user-visible changes.

package/chocolatey/sass.bat

@@ -5,4 +5,4 @@ REM https://opensource.org/licenses/MIT.
 
 set SCRIPTPATH=%~dp0
 set arguments=%*
-dart.exe "-Dversion=SASS_VERSION" "%SCRIPTPATH%\sass.dart.snapshot" %arguments%
+dart.exe --no-preview-dart-2 "-Dversion=SASS_VERSION" "%SCRIPTPATH%\sass.dart.snapshot" %arguments%

pubspec.yaml

@@ -1,5 +1,5 @@
 name: sass
-version: 1.10.2
+version: 1.10.3
 description: A Sass implementation in Dart.
 author: Dart Team <[email protected]>
 homepage: https://github.com/sass/dart-sass