auto-version.in: Fix the description in the header comment.

diff --git a/build/auto-version b/build/auto-version
index aa9b1f6066542d07c5de56d704e18453ffdc1939..ea78e368b204dfb6fa150e1e3dfb3dbedb2c60d5 100755 (executable)
--- a/build/auto-version
+++ b/build/auto-version
@@ -1,7 +1,7 @@
 #! /bin/sh
 ### -*-sh-*-
 ###
-### Make autoconf-like substitutions in files
+### Guess at the project's version number
 ###
 ### (c) 2008 Mark Wooding
 ###