clang/test/lit.cfg: Fix a typo in comment.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@163696 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/test/lit.cfg b/test/lit.cfg
index 7bc9620..f271747 100644
--- a/test/lit.cfg
+++ b/test/lit.cfg
@@ -222,7 +222,7 @@
 if platform.system() not in ['Windows'] or lit.getBashPath() != '':
     config.available_features.add('shell')
 
-# ANSI escape sequences in non-dump terminal
+# ANSI escape sequences in non-dumb terminal
 if platform.system() not in ['Windows']:
     config.available_features.add('ansi-escape-sequences')