[clutter/build-fix] build: Fix dependency lists

[Emmanuele Bassi <ebassi src gnome org>]

commit c4f593b031a4f328d017993770fbaa2edd386df4
Author: Emmanuele Bassi <ebassi gnome org>
Date:   Sun Mar 15 15:11:32 2020 +0000

    build: Fix dependency lists
    
    Older versions of Meson do not deal with concatenation between mixed
    values very well.

 clutter/meson.build | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)
---
diff --git a/clutter/meson.build b/clutter/meson.build
index 13f981ead..68cd5f1a6 100644
--- a/clutter/meson.build
+++ b/clutter/meson.build
@@ -487,7 +487,7 @@ if enabled_backends.contains('gdk')
   ]
 
   backend_pc_files += [
-    [ 'clutter-gdk-@0@'.format(clutter_api_version), 'Clutter (GDK)', gdk_dep ],
+    [ 'clutter-gdk-@0@'.format(clutter_api_version), 'Clutter (GDK)', [gdk_dep] ],
   ]
 
   install_headers([
@@ -812,7 +812,7 @@ foreach pkg: backend_pc_files
       'apiversion=@0@'.format(clutter_api_version),
       'backends=@0@'.format(','.join(enabled_backends)),
     ],
-    requires: ['clutter-1.0'] + pkg_deps,
+    requires: ['clutter-1.0', pkg_deps],
     filebase: pkg_base,
     subdirs: clutter_api_name,
   )