tests/test-revset2.t

--- a/tests/test-revset2.t	Fri Nov 26 16:55:34 2021 +0100
+++ b/tests/test-revset2.t	Mon Nov 29 13:09:04 2021 +0100
@@ -1601,7 +1601,7 @@
   > EOF
 
   $ hg debugrevspec "custom1()"
-  *** failed to import extension custompredicate from $TESTTMP/custompredicate.py: intentional failure of loading extension
+  *** failed to import extension "custompredicate" from $TESTTMP/custompredicate.py: intentional failure of loading extension
   hg: parse error: unknown identifier: custom1
   [10]