Description: Remove "from xxx" from the files so we can better de-duplicate them.
Author:	Christoph Berg <myon@debian.org>

--- a/sql/scripts/build-extension-update-files1.pl
+++ b/sql/scripts/build-extension-update-files1.pl
@@ -663,7 +663,7 @@ sub write_script {
     # write out the header and the commands to clean up the old extension
     print OUT <<EOF;
 -- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
--- pgRouting extension upgrade from $old_version to $new_version
+-- pgRouting extension upgrade to $new_version
 -- generated by tools/build-extension-update-files
 -- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
 
