Issue #12587: Correct faulty test file and reference in test_tokenize.
(Patch by Robert Xiao)
diff --git a/Lib/test/tokenize_tests-utf8-coding-cookie-and-no-utf8-bom-sig.txt b/Lib/test/tokenize_tests-utf8-coding-cookie-and-no-utf8-bom-sig.txt
index d8e6c80..04561e4 100644
--- a/Lib/test/tokenize_tests-utf8-coding-cookie-and-no-utf8-bom-sig.txt
+++ b/Lib/test/tokenize_tests-utf8-coding-cookie-and-no-utf8-bom-sig.txt
@@ -1,4 +1,4 @@
-# -*- coding: utf-8 -*-
+# -*- coding: utf-8 -*-
 # IMPORTANT: unlike the other test_tokenize-*.txt files, this file
 # does NOT have the utf-8 BOM signature '\xef\xbb\xbf' at the start
 # of it.  Make sure this is not added inadvertently by your editor