Disable globalShortcut spec on Windows CI

spec/api-global-shortcut-spec.js

@@ -1,7 +1,13 @@
 const {globalShortcut} = require('electron').remote
 const assert = require('assert')
 
+const isCI = require('electron').remote.getGlobal('isCi')
+
 describe('globalShortcut module', () => {
+  if (isCI && process.platform === 'win32') {
+    return
+  }
+
   beforeEach(() => {
     globalShortcut.unregisterAll()
   })