tests/test-exchange-obsmarkers-case-A3.t

--- a/tests/test-exchange-obsmarkers-case-A3.t	Mon Nov 23 12:31:53 2020 -0800
+++ b/tests/test-exchange-obsmarkers-case-A3.t	Mon Nov 23 12:42:57 2020 -0800
@@ -199,7 +199,7 @@
   $ hg push -R main -r 'desc(A1)' pushdest
   pushing to pushdest
   searching for changes
-  abort: push creates new remote head e5ea8f9c7314!
+  abort: push creates new remote head e5ea8f9c7314
   (merge or see 'hg help push' for details about pushing new heads)
   [255]
   $ cd ..