fixup version of backported regtest file

diff --git a/input/regression/script-horizontal-slur.ly b/input/regression/script-horizontal-slur.ly
index a45b5c0c27c943b7600dac0a5fc6be55ddb0c891..bc39f5f14870226782b5e8d5c484582be9b28239 100644 (file)
--- a/input/regression/script-horizontal-slur.ly
+++ b/input/regression/script-horizontal-slur.ly
@@ -1,4 +1,4 @@
-\version "2.11.20"
+\version "2.10.20"
 
 \header {
   texidoc = "Horizontal scripts don't have @code{avoid-slur} set."