Clean up guards for specs passing against Marionette

Author: p0deje

rb/spec/integration/selenium/webdriver/element_spec.rb

@@ -178,9 +178,8 @@ module WebDriver
         end
       end
 
-      # Firefox - Pointer actions not in firefox stable yet
       # IE - https://github.com/SeleniumHQ/selenium/pull/4043
-      it 'should drag and drop', except: {browser: %i[safari firefox ff_nightly ie]} do
+      it 'should drag and drop', except: {browser: %i[safari firefox ie]} do
         driver.navigate.to url_for('dragAndDropTest.html')
 
         img1 = driver.find_element(id: 'test1')

rb/spec/integration/selenium/webdriver/remote/element_spec.rb

@@ -30,7 +30,7 @@ module WebDriver
         driver.file_detector = nil
       end
 
-      it 'uses the file detector', only: {browser: %i[chrome ff_esr]} do
+      it 'uses the file detector', only: {browser: %i[chrome ff_esr firefox ff_nightly]} do
         driver.navigate.to url_for('upload.html')
 
         driver.find_element(id: 'upload').send_keys('random string')