check-code: fix a check-code failure in check-code

The irony is delicious.

contrib/check-code.py

@@ -103,7 +103,8 b' utestpats = ['
     (uprefix + r'set -e', "don't use set -e"),
     (uprefix + r'\s', "don't indent commands, use > for continued lines"),
     (r'^  saved backup bundle to \$TESTTMP.*\.hg$', winglobmsg),
-    (r'^  changeset .* references (corrupted|missing) \$TESTTMP/.*[^)]$', winglobmsg),
+    (r'^  changeset .* references (corrupted|missing) \$TESTTMP/.*[^)]$',
+     winglobmsg),
     (r'^  pulling from \$TESTTMP/.*[^)]$', winglobmsg, '\$TESTTMP/unix-repo$'),
   ],
   # warnings