fix test

apps/remix-ide-e2e/src/commands/openFile.ts

@@ -23,10 +23,10 @@ function openFile (browser: NightwatchBrowser, name: string, done: VoidFunction)
         browser.element('css selector', '[data-id="verticalIconsKindfilePanel"] img[data-id="selected"]', (result) => {
           if (result.status === 0) {
               done()
-          } else browser.clickLaunchIcon('filePanel').perform(done())
+          } else browser.clickLaunchIcon('filePanel').perform(done)
         })
       } else {
-        browser.clickLaunchIcon('filePanel').perform(done())
+        browser.clickLaunchIcon('filePanel').perform(done)
       }
       
     })