Fix tests on Ubuntu

po/lv.po

@@ -55,7 +55,7 @@ msgstr "Tērzēt ar citiem cilvēkiem tiešsaistē"
 
 #: data/misc/io.github.Hexchat.desktop.in.in:6
 msgid "IM;Chat;"
-msgstr "TZ;Tērzēšana"
+msgstr "TZ;Tērzēšana;"
 
 #: data/misc/io.github.Hexchat.desktop.in.in:8
 #: data/misc/io.github.Hexchat.ThemeManager.desktop.in:5

po/meson.build

@@ -3,7 +3,7 @@ i18n.gettext('hexchat', preset: 'glib')
 validate_translations = find_program('validate-textevent-translations')
 test('Validate translations', validate_translations,
   args: [
-    files('LINGUAS'),
+    join_paths(meson.current_source_dir(), 'LINGUAS'),
     meson.current_source_dir(),
   ]
-)
+)