fix rubocop

Author: KazuCocoa

test/functional/android/webdriver/device_test.rb

@@ -48,9 +48,9 @@ def test_page_source
         assert s_source.include?('io.appium.android.apis')
 
         if @@core.automation_name == :espresso
-          assert xml[1].elements.each('//*') { |v| v }.map(&:name).size >= 20 # rubocop:disable Lint/Void:
+          assert xml[1].elements.each('//*') { |v| v }.map(&:name).size >= 20
         else
-          names = xml[2].elements.each('//*') { |v| v }.map(&:name) # rubocop:disable Lint/Void:
+          names = xml[2].elements.each('//*') { |v| v }.map(&:name)
           assert_equal 'hierarchy', names[0]
           assert names.size >= 5
         end

test/functional/ios/webdriver/device_test.rb

@@ -75,10 +75,10 @@ def test_page_source
 
         assert !source.include?('AppiumAUT')
         assert source.include?('XCUIElementTypeApplication type')
-        assert xml[2].elements.each('//*') { |v| v }.map(&:name).size > 70 # rubocop:disable Lint/Void
+        assert xml[2].elements.each('//*') { |v| v }.map(&:name).size > 70
 
         # Roughly matching...
-        assert s_xml[2].elements.each('//*') { |v| v }.map(&:name).size > 70 # rubocop:disable Lint/Void
+        assert s_xml[2].elements.each('//*') { |v| v }.map(&:name).size > 70
       end
 
       def test_location