[gucharmap] build: Fix po directory define

[Christian Persch <chpe src gnome org>]

commit 2b5d70d16d39995db5c90c4595f70a3f3acb571d
Author: Christian Persch <chpe src gnome org>
Date:   Tue Oct 11 20:46:25 2022 +0200

    build: Fix po directory define

 po/meson.build | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/po/meson.build b/po/meson.build
index aaf169a6..68383bc2 100644
--- a/po/meson.build
+++ b/po/meson.build
@@ -13,7 +13,7 @@
 # You should have received a copy of the GNU General Public License
 # along with this programme.  If not, see <https://www.gnu.org/licenses/>.
 
-po_dir = meson.current_source_dir() / 'po'
+po_dir = meson.current_source_dir()
 
 gettext_targets = i18n.gettext(
   gucharmap_gettext_domain,