[pitivi] Fix compatibility with meson 0.61

[Thibault Saunier <tsaunier src gnome org>]

commit ddf2369d1fc6fddd63f676cc905a8b8e96291a4c
Author: Sebastian Dröge <sebastian centricular com>
Date:   Tue Jan 25 15:37:34 2022 +0200

    Fix compatibility with meson 0.61
    
    Previously positional arguments to i18n.merge_files() were just ignored
    but this became an error.

 data/meson.build | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)
---
diff --git a/data/meson.build b/data/meson.build
index 2ea82cf12..60d23169b 100644
--- a/data/meson.build
+++ b/data/meson.build
@@ -6,7 +6,7 @@ install_subdir('audiopresets', install_dir: pkgdatadir)
 install_subdir('videopresets', install_dir: pkgdatadir)
 install_subdir('gstpresets', install_dir: pkgdatadir)
 
-desktop_file = i18n.merge_file('org.pitivi.Pitivi.desktop',
+desktop_file = i18n.merge_file(
     type: 'desktop',
     output : 'org.pitivi.Pitivi.desktop',
     input : 'org.pitivi.Pitivi.desktop.in',
@@ -25,7 +25,7 @@ if desktop_file_validate.found()
   )
 endif
 
-appdata_file = i18n.merge_file('org.pitivi.Pitivi.appdata.xml',
+appdata_file = i18n.merge_file(
     type: 'xml',
     output : 'org.pitivi.Pitivi.appdata.xml',
     input : 'org.pitivi.Pitivi.appdata.xml.in',
@@ -43,7 +43,7 @@ if appstream_util.found()
   )
 endif
 
-i18n.merge_file('org.pitivi.Pitivi-mime.xml',
+i18n.merge_file(
     output : 'org.pitivi.Pitivi-mime.xml',
     input : 'org.pitivi.Pitivi-mime.xml.in',
     po_dir: podir,