added os type to dmg name

Author: arturoalviar

.electron-vue/buildDmg.js

@@ -3,7 +3,7 @@ const buildDmg = require('electron-installer-dmg')
 const VERSION = process.env.npm_package_version;
 const options = {
   appPath: path.join(__dirname, '../build/vhue-darwin-x64/vhue.app'),
-  name: `vhue-${VERSION}`,
+  name: `vhue-${VERSION}-mac`,
   title: 'Install vhue',
   icon: path.join(__dirname, '../build/icons/icon.icns'),
   out: path.join(__dirname, '../build/dmg'),