skip firefox for test

apps/remix-ide-e2e/src/tests/file_explorer_multiselect.test.ts

@@ -56,8 +56,13 @@ module.exports = {
         })
     }
   },
-  'should drag and drop multiple files and folders in file explorer to contracts folder #group3': ''+function (browser: NightwatchBrowser) {
+  'should drag and drop multiple files and folders in file explorer to contracts folder #group3': function (browser: NightwatchBrowser) {
     const selectedElements = []
+    if (browser.options.desiredCapabilities?.browserName === 'firefox') {
+      console.log('Skipping test for firefox')
+      browser.end()
+      return;
+    } else {
       browser
         .clickLaunchIcon('filePanel')
         .click({ selector: '//*[@data-id="treeViewLitreeViewItemtests"]', locateStrategy: 'xpath' })
@@ -88,3 +93,4 @@ module.exports = {
         })
     }
   }
+}