remove xfail from known words again

dirk-thomas · web-flow · commit 59bf510bc104 · 2019-09-13T17:20:40.000-07:00
diff --git a/test/spell_check.words b/test/spell_check.words
@@ -52,4 +52,3 @@ tuples
 unlinking
 veyor
 wildcards
-xfail
