make file size strings to avoid hexo rounding error

yyx990803 · yyx990803 · commit de02ee85d359 · 2015-07-23T14:21:54.000-04:00
diff --git a/update.js b/update.js
@@ -26,6 +26,6 @@ fs.writeFileSync(
   installation
     .replace(/vue_version: .*/, 'vue_version: ' + version)
     .replace(/(\w+)_size:.*/g, function (m, p1) {
-      return p1 + '_size: ' + sizes[p1]
+      return p1 + '_size: "' + sizes[p1] + '"'
     })
-)
+)
