docs: fix minor typo: s/expending/expanding/

* doc/automake.texi (Wildcards): Here.  Fixes automake bug#12516.

Signed-off-by: Stefano Lattarini <stefano.lattarini@gmail.com>

diff --git a/doc/automake.texi b/doc/automake.texi
index db90c65..0838822 100644 (file)
--- a/doc/automake.texi
+++ b/doc/automake.texi
@@ -12002,7 +12002,7 @@ Although @samp{$(wildcard ...)} works with GNU @command{make}, it is
 not portable to other @command{make} implementations.
 
 The only way Automake could support @command{$(wildcard ...)} is by
-expending @command{$(wildcard ...)} when @command{automake} is run.
+expanding @command{$(wildcard ...)} when @command{automake} is run.
 The resulting @file{Makefile.in}s would be portable since they would
 list all files and not use @samp{$(wildcard ...)}.  However that
 means developers would need to remember to run @command{automake} each