fix test case

ota-meshi · ota-meshi · commit 43f9f1dac1d8 · 2023-05-25T09:12:53.000+09:00
diff --git a/tests/lib/rules/no-reserved-component-names.js b/tests/lib/rules/no-reserved-component-names.js
@@ -273,8 +273,6 @@ const invalidElements = [
   'Defs',
   'desc',
   'Desc',
-  'discard',
-  'Discard',
   'ellipse',
   'Ellipse',
   'feBlend',
