blame: fix option name in error message

diff --git a/GIT-VERSION-GEN b/GIT-VERSION-GEN
index c76c8d6dfd0226743d108f5a9327562dd8a5dc6d..71d66e4fae1be287011b0bf776bf13de007256be 100755 (executable)
--- a/GIT-VERSION-GEN
+++ b/GIT-VERSION-GEN
@@ -1,7 +1,7 @@
 #!/bin/sh
 
 GVF=GIT-VERSION-FILE
-DEF_VER=v2.1.1
+DEF_VER=v2.2.3
 
 LF='
 '