fix

Author: ota-meshi

Diff for: tests/lib/rules/no-reserved-component-names.js

@@ -247,12 +247,6 @@ const invalidElements = [
   'menuitem',
   'summary',
   'Summary',
-  'content',
-  'Content',
-  'element',
-  'Element',
-  'shadow',
-  'Shadow',
   'template',
   'Template',
   'slot',
@@ -369,8 +363,6 @@ const invalidElements = [
   'Blink',
   'center',
   'Center',
-  'command',
-  'Command',
   'dir',
   'Dir',
   'font',