See #1344. Remove Sass support from Vue beautifier

examples/nested-jsbeautifyrc/vue/expected/test.vue

@@ -17,17 +17,9 @@ export default {
 </script>
 
 <style lang="sass">
-nav {
-    ul {
-        margin:0 padding: 0;
-    }
-    li {
-        display: inline-block;
-    }
-    a {
-        display: block;
-    }
-}
+  body
+    color: red
+    background-color: red
 </style>
 
 <style lang="scss">

examples/nested-jsbeautifyrc/vue/original/test.vue

@@ -17,18 +17,9 @@ return {
 </script>
 
 <style lang="sass">
-nav {
-ul {
-    margin: 0
-    padding: 0
-}
-  li {
-    display: inline-block
-}
-a {
-    display: block
-    }
-}
+  body
+    color: red
+    background-color: red
 </style>
 
 <style lang="scss">

src/beautifiers/vue-beautifier.coffee

@@ -31,7 +31,7 @@ module.exports = class VueBeautifier extends Beautifier
             require("js-beautify")(text, options)
           when "style"
             switch lang
-              when "sass", "scss"
+              when "scss"
                 options = _.merge(options,
                   source: text
                   lang: "scss"