gnucash maint: Add missing language in configure.ac

[Geert Janssens]

Updated	 via  https://github.com/Gnucash/gnucash/commit/405a26b6 (commit)
	from  https://github.com/Gnucash/gnucash/commit/906f60e4 (commit)



commit 405a26b6ac86ba808704b1d295c30cbc91a5e845
Author: Geert Janssens <janssens-geert at telenet.be>
Date:   Tue Apr 28 18:53:17 2015 +0200

    Add missing language in configure.ac
    
    This was intended to be part of the previous commit...



Summary of changes:
 configure.ac | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)