gnucash-docs maint: Fix path to find svg files

[Geert Janssens]

Updated	 via  https://github.com/Gnucash/gnucash-docs/commit/dc208d56 (commit)
	from  https://github.com/Gnucash/gnucash-docs/commit/27a39cf8 (commit)



commit dc208d56eb567e1bb6715ee5fc42746139b7a1f8
Author: Geert Janssens <geert at kobaltwit.be>
Date:   Sat May 28 13:18:24 2022 +0200

    Fix path to find svg files



Summary of changes:
 cmake/AddGncDocTargets.cmake | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)